Home / 161,691,525.60-242,572,717.80-52,498,114.80

Finding the Fourth Proportional to 161,691,525.60, 242,572,717.80 and 52,498,114.80

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Solution

The fourth proportional to 161,691,525.60, 242,572,717.80 and 52,498,114.80 is: 78,758,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,691,525.60 : 242,572,717.80 = 52,498,114.80 : x
  2. Step 2: Convert to fraction form
    161,691,525.60/242,572,717.80 = 52,498,114.80/x
  3. Step 3: Cross multiply
    161,691,525.60x = 242,572,717.80 × 52,498,114.80
  4. Step 4: Simplify right side
    161,691,525.60x = 12,734,610,386,412,404
  5. Step 5: Solve for x
    x = 12,734,610,386,412,404/161,691,525.60
  6. Step 6: Final answer
    x = 78,758,675.44

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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.