Home / 96,813,874.30-145,220,811.45-84,869,938.30

Finding the Fourth Proportional to 96,813,874.30, 145,220,811.45 and 84,869,938.30

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Solution

The fourth proportional to 96,813,874.30, 145,220,811.45 and 84,869,938.30 is: 127,304,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,813,874.30 : 145,220,811.45 = 84,869,938.30 : x
  2. Step 2: Convert to fraction form
    96,813,874.30/145,220,811.45 = 84,869,938.30/x
  3. Step 3: Cross multiply
    96,813,874.30x = 145,220,811.45 × 84,869,938.30
  4. Step 4: Simplify right side
    96,813,874.30x = 12,324,881,307,637,432
  5. Step 5: Solve for x
    x = 12,324,881,307,637,432/96,813,874.30
  6. Step 6: Final answer
    x = 127,304,907.45

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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.