Home / 314,930,720.70-472,396,081.05-96,614,757.90

Finding the Fourth Proportional to 314,930,720.70, 472,396,081.05 and 96,614,757.90

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Solution

The fourth proportional to 314,930,720.70, 472,396,081.05 and 96,614,757.90 is: 144,922,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,720.70 : 472,396,081.05 = 96,614,757.90 : x
  2. Step 2: Convert to fraction form
    314,930,720.70/472,396,081.05 = 96,614,757.90/x
  3. Step 3: Cross multiply
    314,930,720.70x = 472,396,081.05 × 96,614,757.90
  4. Step 4: Simplify right side
    314,930,720.70x = 45,640,433,003,554,528
  5. Step 5: Solve for x
    x = 45,640,433,003,554,528/314,930,720.70
  6. Step 6: Final answer
    x = 144,922,136.85

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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.