Home / 66,635,331.20-99,841,022.40-32,483,139.20

Finding the Fourth Proportional to 66,635,331.20, 99,841,022.40 and 32,483,139.20

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Solution

The fourth proportional to 66,635,331.20, 99,841,022.40 and 32,483,139.20 is: 48,670,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,635,331.20 : 99,841,022.40 = 32,483,139.20 : x
  2. Step 2: Convert to fraction form
    66,635,331.20/99,841,022.40 = 32,483,139.20/x
  3. Step 3: Cross multiply
    66,635,331.20x = 99,841,022.40 × 32,483,139.20
  4. Step 4: Simplify right side
    66,635,331.20x = 3,243,149,828,489,518
  5. Step 5: Solve for x
    x = 3,243,149,828,489,518/66,635,331.20
  6. Step 6: Final answer
    x = 48,670,123.94

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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.