Home / 109,679,254.74-164,517,221.37-26,681,788.72

Finding the Fourth Proportional to 109,679,254.74, 164,517,221.37 and 26,681,788.72

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Solution

The fourth proportional to 109,679,254.74, 164,517,221.37 and 26,681,788.72 is: 40,022,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,679,254.74 : 164,517,221.37 = 26,681,788.72 : x
  2. Step 2: Convert to fraction form
    109,679,254.74/164,517,221.37 = 26,681,788.72/x
  3. Step 3: Cross multiply
    109,679,254.74x = 164,517,221.37 × 26,681,788.72
  4. Step 4: Simplify right side
    109,679,254.74x = 4,389,613,740,984,516
  5. Step 5: Solve for x
    x = 4,389,613,740,984,516/109,679,254.74
  6. Step 6: Final answer
    x = 40,022,279.07

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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.