Home / 1,277,396,861.10-1,916,095,291.65-1,248,699,047.10

Finding the Fourth Proportional to 1,277,396,861.10, 1,916,095,291.65 and 1,248,699,047.10

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Solution

The fourth proportional to 1,277,396,861.10, 1,916,095,291.65 and 1,248,699,047.10 is: 1,873,048,570.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,396,861.10 : 1,916,095,291.65 = 1,248,699,047.10 : x
  2. Step 2: Convert to fraction form
    1,277,396,861.10/1,916,095,291.65 = 1,248,699,047.10/x
  3. Step 3: Cross multiply
    1,277,396,861.10x = 1,916,095,291.65 × 1,248,699,047.10
  4. Step 4: Simplify right side
    1,277,396,861.10x = 2,392,626,364,836,151,296
  5. Step 5: Solve for x
    x = 2,392,626,364,836,151,296/1,277,396,861.10
  6. Step 6: Final answer
    x = 1,873,048,570.65

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Half scale
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Double scale
Find fourth proportional to 1,277,396,862.10, 1,916,095,293.15 and 1,248,699,048.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.