Home / 82,734,641.60-124,101,962.40-41,919,972.80

Finding the Fourth Proportional to 82,734,641.60, 124,101,962.40 and 41,919,972.80

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Solution

The fourth proportional to 82,734,641.60, 124,101,962.40 and 41,919,972.80 is: 62,879,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,734,641.60 : 124,101,962.40 = 41,919,972.80 : x
  2. Step 2: Convert to fraction form
    82,734,641.60/124,101,962.40 = 41,919,972.80/x
  3. Step 3: Cross multiply
    82,734,641.60x = 124,101,962.40 × 41,919,972.80
  4. Step 4: Simplify right side
    82,734,641.60x = 5,202,350,888,234,623
  5. Step 5: Solve for x
    x = 5,202,350,888,234,623/82,734,641.60
  6. Step 6: Final answer
    x = 62,879,959.20

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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.