Home / 88,071,351.40-132,107,027.10-69,931,498.60

Finding the Fourth Proportional to 88,071,351.40, 132,107,027.10 and 69,931,498.60

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Solution

The fourth proportional to 88,071,351.40, 132,107,027.10 and 69,931,498.60 is: 104,897,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,071,351.40 : 132,107,027.10 = 69,931,498.60 : x
  2. Step 2: Convert to fraction form
    88,071,351.40/132,107,027.10 = 69,931,498.60/x
  3. Step 3: Cross multiply
    88,071,351.40x = 132,107,027.10 × 69,931,498.60
  4. Step 4: Simplify right side
    88,071,351.40x = 9,238,442,380,693,810
  5. Step 5: Solve for x
    x = 9,238,442,380,693,810/88,071,351.40
  6. Step 6: Final answer
    x = 104,897,247.90

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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.