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Finding the Fourth Proportional to 88,398,021.70, 132,597,032.55 and 88,398,021.70

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Solution

The fourth proportional to 88,398,021.70, 132,597,032.55 and 88,398,021.70 is: 132,597,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,398,021.70 : 132,597,032.55 = 88,398,021.70 : x
  2. Step 2: Convert to fraction form
    88,398,021.70/132,597,032.55 = 88,398,021.70/x
  3. Step 3: Cross multiply
    88,398,021.70x = 132,597,032.55 × 88,398,021.70
  4. Step 4: Simplify right side
    88,398,021.70x = 11,721,315,360,710,506
  5. Step 5: Solve for x
    x = 11,721,315,360,710,506/88,398,021.70
  6. Step 6: Final answer
    x = 132,597,032.55

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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.