Home / 98,996,737.20-136,613,442.36-54,941,177.40

Finding the Fourth Proportional to 98,996,737.20, 136,613,442.36 and 54,941,177.40

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Solution

The fourth proportional to 98,996,737.20, 136,613,442.36 and 54,941,177.40 is: 75,817,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,996,737.20 : 136,613,442.36 = 54,941,177.40 : x
  2. Step 2: Convert to fraction form
    98,996,737.20/136,613,442.36 = 54,941,177.40/x
  3. Step 3: Cross multiply
    98,996,737.20x = 136,613,442.36 × 54,941,177.40
  4. Step 4: Simplify right side
    98,996,737.20x = 7,505,703,371,925,435
  5. Step 5: Solve for x
    x = 7,505,703,371,925,435/98,996,737.20
  6. Step 6: Final answer
    x = 75,817,684.34

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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.