Home / 472,123,777.95-651,531,441.20-260,425,833.21

Finding the Fourth Proportional to 472,123,777.95, 651,531,441.20 and 260,425,833.21

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Solution

The fourth proportional to 472,123,777.95, 651,531,441.20 and 260,425,833.21 is: 359,387,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,123,777.95 : 651,531,441.20 = 260,425,833.21 : x
  2. Step 2: Convert to fraction form
    472,123,777.95/651,531,441.20 = 260,425,833.21/x
  3. Step 3: Cross multiply
    472,123,777.95x = 651,531,441.20 × 260,425,833.21
  4. Step 4: Simplify right side
    472,123,777.95x = 169,675,618,435,720,000
  5. Step 5: Solve for x
    x = 169,675,618,435,720,000/472,123,777.95
  6. Step 6: Final answer
    x = 359,387,996.03

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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.