Home / 1,178,064,383.70-1,767,096,575.55-851,547,033.30

Finding the Fourth Proportional to 1,178,064,383.70, 1,767,096,575.55 and 851,547,033.30

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Solution

The fourth proportional to 1,178,064,383.70, 1,767,096,575.55 and 851,547,033.30 is: 1,277,320,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,064,383.70 : 1,767,096,575.55 = 851,547,033.30 : x
  2. Step 2: Convert to fraction form
    1,178,064,383.70/1,767,096,575.55 = 851,547,033.30/x
  3. Step 3: Cross multiply
    1,178,064,383.70x = 1,767,096,575.55 × 851,547,033.30
  4. Step 4: Simplify right side
    1,178,064,383.70x = 1,504,765,846,464,191,744
  5. Step 5: Solve for x
    x = 1,504,765,846,464,191,744/1,178,064,383.70
  6. Step 6: Final answer
    x = 1,277,320,549.95

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Double scale
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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.