Home / 9,310,346,085.40-13,965,519,128.10-8,300,183,032.60

Finding the Fourth Proportional to 9,310,346,085.40, 13,965,519,128.10 and 8,300,183,032.60

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Solution

The fourth proportional to 9,310,346,085.40, 13,965,519,128.10 and 8,300,183,032.60 is: 12,450,274,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310,346,085.40 : 13,965,519,128.10 = 8,300,183,032.60 : x
  2. Step 2: Convert to fraction form
    9,310,346,085.40/13,965,519,128.10 = 8,300,183,032.60/x
  3. Step 3: Cross multiply
    9,310,346,085.40x = 13,965,519,128.10 × 8,300,183,032.60
  4. Step 4: Simplify right side
    9,310,346,085.40x = 115,916,364,908,506,382,336
  5. Step 5: Solve for x
    x = 115,916,364,908,506,382,336/9,310,346,085.40
  6. Step 6: Final answer
    x = 12,450,274,548.90

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Double scale
Find fourth proportional to 9,310,346,086.40, 13,965,519,129.60 and 8,300,183,033.60
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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.