Home / 461,137,561.65-636,385,010.85-252,288,925.02

Finding the Fourth Proportional to 461,137,561.65, 636,385,010.85 and 252,288,925.02

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Solution

The fourth proportional to 461,137,561.65, 636,385,010.85 and 252,288,925.02 is: 348,167,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,137,561.65 : 636,385,010.85 = 252,288,925.02 : x
  2. Step 2: Convert to fraction form
    461,137,561.65/636,385,010.85 = 252,288,925.02/x
  3. Step 3: Cross multiply
    461,137,561.65x = 636,385,010.85 × 252,288,925.02
  4. Step 4: Simplify right side
    461,137,561.65x = 160,552,890,286,187,552
  5. Step 5: Solve for x
    x = 160,552,890,286,187,552/461,137,561.65
  6. Step 6: Final answer
    x = 348,167,019.21

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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.