Home / 530,969,861.28-732,505,955.92-506,352,517.59

Finding the Fourth Proportional to 530,969,861.28, 732,505,955.92 and 506,352,517.59

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Solution

The fourth proportional to 530,969,861.28, 732,505,955.92 and 506,352,517.59 is: 698,544,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,969,861.28 : 732,505,955.92 = 506,352,517.59 : x
  2. Step 2: Convert to fraction form
    530,969,861.28/732,505,955.92 = 506,352,517.59/x
  3. Step 3: Cross multiply
    530,969,861.28x = 732,505,955.92 × 506,352,517.59
  4. Step 4: Simplify right side
    530,969,861.28x = 370,906,234,929,761,536
  5. Step 5: Solve for x
    x = 370,906,234,929,761,536/530,969,861.28
  6. Step 6: Final answer
    x = 698,544,798.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.