Home / 88,565,417.20-132,848,125.80-54,375,900.40

Finding the Fourth Proportional to 88,565,417.20, 132,848,125.80 and 54,375,900.40

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Solution

The fourth proportional to 88,565,417.20, 132,848,125.80 and 54,375,900.40 is: 81,563,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,565,417.20 : 132,848,125.80 = 54,375,900.40 : x
  2. Step 2: Convert to fraction form
    88,565,417.20/132,848,125.80 = 54,375,900.40/x
  3. Step 3: Cross multiply
    88,565,417.20x = 132,848,125.80 × 54,375,900.40
  4. Step 4: Simplify right side
    88,565,417.20x = 7,223,736,456,827,470
  5. Step 5: Solve for x
    x = 7,223,736,456,827,470/88,565,417.20
  6. Step 6: Final answer
    x = 81,563,850.60

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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.