Home / 82,680,266.20-124,020,399.30-25,172,080.60

Finding the Fourth Proportional to 82,680,266.20, 124,020,399.30 and 25,172,080.60

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Solution

The fourth proportional to 82,680,266.20, 124,020,399.30 and 25,172,080.60 is: 37,758,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,680,266.20 : 124,020,399.30 = 25,172,080.60 : x
  2. Step 2: Convert to fraction form
    82,680,266.20/124,020,399.30 = 25,172,080.60/x
  3. Step 3: Cross multiply
    82,680,266.20x = 124,020,399.30 × 25,172,080.60
  4. Step 4: Simplify right side
    82,680,266.20x = 3,121,851,487,223,783.50
  5. Step 5: Solve for x
    x = 3,121,851,487,223,783.50/82,680,266.20
  6. Step 6: Final answer
    x = 37,758,120.90

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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.