Home / 929,472,329.85-1,282,694,816.25-506,109,200.55

Finding the Fourth Proportional to 929,472,329.85, 1,282,694,816.25 and 506,109,200.55

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Solution

The fourth proportional to 929,472,329.85, 1,282,694,816.25 and 506,109,200.55 is: 698,443,221.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,472,329.85 : 1,282,694,816.25 = 506,109,200.55 : x
  2. Step 2: Convert to fraction form
    929,472,329.85/1,282,694,816.25 = 506,109,200.55/x
  3. Step 3: Cross multiply
    929,472,329.85x = 1,282,694,816.25 × 506,109,200.55
  4. Step 4: Simplify right side
    929,472,329.85x = 649,183,648,001,916,672
  5. Step 5: Solve for x
    x = 649,183,648,001,916,672/929,472,329.85
  6. Step 6: Final answer
    x = 698,443,221.12

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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.