Home / 314,932,355.20-472,398,532.80-283,187,612.80

Finding the Fourth Proportional to 314,932,355.20, 472,398,532.80 and 283,187,612.80

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Solution

The fourth proportional to 314,932,355.20, 472,398,532.80 and 283,187,612.80 is: 424,781,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,932,355.20 : 472,398,532.80 = 283,187,612.80 : x
  2. Step 2: Convert to fraction form
    314,932,355.20/472,398,532.80 = 283,187,612.80/x
  3. Step 3: Cross multiply
    314,932,355.20x = 472,398,532.80 × 283,187,612.80
  4. Step 4: Simplify right side
    314,932,355.20x = 133,777,412,793,854,512
  5. Step 5: Solve for x
    x = 133,777,412,793,854,512/314,932,355.20
  6. Step 6: Final answer
    x = 424,781,419.20

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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.