Home / 100,926,188.10-139,278,195.54-54,516,442.23

Finding the Fourth Proportional to 100,926,188.10, 139,278,195.54 and 54,516,442.23

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Solution

The fourth proportional to 100,926,188.10, 139,278,195.54 and 54,516,442.23 is: 75,232,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,188.10 : 139,278,195.54 = 54,516,442.23 : x
  2. Step 2: Convert to fraction form
    100,926,188.10/139,278,195.54 = 54,516,442.23/x
  3. Step 3: Cross multiply
    100,926,188.10x = 139,278,195.54 × 54,516,442.23
  4. Step 4: Simplify right side
    100,926,188.10x = 7,592,951,701,055,053
  5. Step 5: Solve for x
    x = 7,592,951,701,055,053/100,926,188.10
  6. Step 6: Final answer
    x = 75,232,720.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.