Home / 82,725,333.80-124,088,000.70-75,558,972.20

Finding the Fourth Proportional to 82,725,333.80, 124,088,000.70 and 75,558,972.20

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Solution

The fourth proportional to 82,725,333.80, 124,088,000.70 and 75,558,972.20 is: 113,338,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,725,333.80 : 124,088,000.70 = 75,558,972.20 : x
  2. Step 2: Convert to fraction form
    82,725,333.80/124,088,000.70 = 75,558,972.20/x
  3. Step 3: Cross multiply
    82,725,333.80x = 124,088,000.70 × 75,558,972.20
  4. Step 4: Simplify right side
    82,725,333.80x = 9,375,961,795,244,882
  5. Step 5: Solve for x
    x = 9,375,961,795,244,882/82,725,333.80
  6. Step 6: Final answer
    x = 113,338,458.30

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1.5x scale

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.