Home / 65,612,858.80-98,419,288.20-62,328,276.40

Finding the Fourth Proportional to 65,612,858.80, 98,419,288.20 and 62,328,276.40

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Solution

The fourth proportional to 65,612,858.80, 98,419,288.20 and 62,328,276.40 is: 93,492,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612,858.80 : 98,419,288.20 = 62,328,276.40 : x
  2. Step 2: Convert to fraction form
    65,612,858.80/98,419,288.20 = 62,328,276.40/x
  3. Step 3: Cross multiply
    65,612,858.80x = 98,419,288.20 × 62,328,276.40
  4. Step 4: Simplify right side
    65,612,858.80x = 6,134,304,598,020,859
  5. Step 5: Solve for x
    x = 6,134,304,598,020,859/65,612,858.80
  6. Step 6: Final answer
    x = 93,492,414.60

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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.