Home / 89,375,142.40-134,062,713.60-58,764,140.80

Finding the Fourth Proportional to 89,375,142.40, 134,062,713.60 and 58,764,140.80

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Solution

The fourth proportional to 89,375,142.40, 134,062,713.60 and 58,764,140.80 is: 88,146,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,375,142.40 : 134,062,713.60 = 58,764,140.80 : x
  2. Step 2: Convert to fraction form
    89,375,142.40/134,062,713.60 = 58,764,140.80/x
  3. Step 3: Cross multiply
    89,375,142.40x = 134,062,713.60 × 58,764,140.80
  4. Step 4: Simplify right side
    89,375,142.40x = 7,878,080,178,020,474
  5. Step 5: Solve for x
    x = 7,878,080,178,020,474/89,375,142.40
  6. Step 6: Final answer
    x = 88,146,211.20

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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.