Home / 425,575,234.70-637,866,840.45-195,567,569.90

Finding the Fourth Proportional to 425,575,234.70, 637,866,840.45 and 195,567,569.90

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Solution

The fourth proportional to 425,575,234.70, 637,866,840.45 and 195,567,569.90 is: 293,123,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,575,234.70 : 637,866,840.45 = 195,567,569.90 : x
  2. Step 2: Convert to fraction form
    425,575,234.70/637,866,840.45 = 195,567,569.90/x
  3. Step 3: Cross multiply
    425,575,234.70x = 637,866,840.45 × 195,567,569.90
  4. Step 4: Simplify right side
    425,575,234.70x = 124,746,067,906,597,536
  5. Step 5: Solve for x
    x = 124,746,067,906,597,536/425,575,234.70
  6. Step 6: Final answer
    x = 293,123,419.16

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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.