Home / 96,827,327.40-145,146,512.70-86,623,660.20

Finding the Fourth Proportional to 96,827,327.40, 145,146,512.70 and 86,623,660.20

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Solution

The fourth proportional to 96,827,327.40, 145,146,512.70 and 86,623,660.20 is: 129,850,968.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,827,327.40 : 145,146,512.70 = 86,623,660.20 : x
  2. Step 2: Convert to fraction form
    96,827,327.40/145,146,512.70 = 86,623,660.20/x
  3. Step 3: Cross multiply
    96,827,327.40x = 145,146,512.70 × 86,623,660.20
  4. Step 4: Simplify right side
    96,827,327.40x = 12,573,122,195,339,784
  5. Step 5: Solve for x
    x = 12,573,122,195,339,784/96,827,327.40
  6. Step 6: Final answer
    x = 129,850,968.04

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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.