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Finding the Fourth Proportional to 88,569,673.80, 132,854,510.70 and 48,258,889.80

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Solution

The fourth proportional to 88,569,673.80, 132,854,510.70 and 48,258,889.80 is: 72,388,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,569,673.80 : 132,854,510.70 = 48,258,889.80 : x
  2. Step 2: Convert to fraction form
    88,569,673.80/132,854,510.70 = 48,258,889.80/x
  3. Step 3: Cross multiply
    88,569,673.80x = 132,854,510.70 × 48,258,889.80
  4. Step 4: Simplify right side
    88,569,673.80x = 6,411,411,191,304,221
  5. Step 5: Solve for x
    x = 6,411,411,191,304,221/88,569,673.80
  6. Step 6: Final answer
    x = 72,388,334.70

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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.