Home / 347,625,108.80-521,437,663.20-156,522,132.80

Finding the Fourth Proportional to 347,625,108.80, 521,437,663.20 and 156,522,132.80

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Solution

The fourth proportional to 347,625,108.80, 521,437,663.20 and 156,522,132.80 is: 234,783,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,625,108.80 : 521,437,663.20 = 156,522,132.80 : x
  2. Step 2: Convert to fraction form
    347,625,108.80/521,437,663.20 = 156,522,132.80/x
  3. Step 3: Cross multiply
    347,625,108.80x = 521,437,663.20 × 156,522,132.80
  4. Step 4: Simplify right side
    347,625,108.80x = 81,616,535,166,312,080
  5. Step 5: Solve for x
    x = 81,616,535,166,312,080/347,625,108.80
  6. Step 6: Final answer
    x = 234,783,199.20

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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.