Home / 120,666,545.64-181,000,189.98-29,790,144.36

Finding the Fourth Proportional to 120,666,545.64, 181,000,189.98 and 29,790,144.36

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Solution

The fourth proportional to 120,666,545.64, 181,000,189.98 and 29,790,144.36 is: 44,685,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,666,545.64 : 181,000,189.98 = 29,790,144.36 : x
  2. Step 2: Convert to fraction form
    120,666,545.64/181,000,189.98 = 29,790,144.36/x
  3. Step 3: Cross multiply
    120,666,545.64x = 181,000,189.98 × 29,790,144.36
  4. Step 4: Simplify right side
    120,666,545.64x = 5,392,021,788,691,625
  5. Step 5: Solve for x
    x = 5,392,021,788,691,625/120,666,545.64
  6. Step 6: Final answer
    x = 44,685,308.26

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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.