Home / 110,733,167.60-166,128,781.80-42,578,082.80

Finding the Fourth Proportional to 110,733,167.60, 166,128,781.80 and 42,578,082.80

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Solution

The fourth proportional to 110,733,167.60, 166,128,781.80 and 42,578,082.80 is: 63,878,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,733,167.60 : 166,128,781.80 = 42,578,082.80 : x
  2. Step 2: Convert to fraction form
    110,733,167.60/166,128,781.80 = 42,578,082.80/x
  3. Step 3: Cross multiply
    110,733,167.60x = 166,128,781.80 × 42,578,082.80
  4. Step 4: Simplify right side
    110,733,167.60x = 7,073,445,026,943,533
  5. Step 5: Solve for x
    x = 7,073,445,026,943,533/110,733,167.60
  6. Step 6: Final answer
    x = 63,878,286.70

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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.