Home / 435,672,001.20-653,508,001.80-163,007,338.80

Finding the Fourth Proportional to 435,672,001.20, 653,508,001.80 and 163,007,338.80

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Solution

The fourth proportional to 435,672,001.20, 653,508,001.80 and 163,007,338.80 is: 244,511,008.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,672,001.20 : 653,508,001.80 = 163,007,338.80 : x
  2. Step 2: Convert to fraction form
    435,672,001.20/653,508,001.80 = 163,007,338.80/x
  3. Step 3: Cross multiply
    435,672,001.20x = 653,508,001.80 × 163,007,338.80
  4. Step 4: Simplify right side
    435,672,001.20x = 106,526,600,257,923,616
  5. Step 5: Solve for x
    x = 106,526,600,257,923,616/435,672,001.20
  6. Step 6: Final answer
    x = 244,511,008.20

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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.