Home / 82,944,114.40-124,416,171.60-75,379,621.60

Finding the Fourth Proportional to 82,944,114.40, 124,416,171.60 and 75,379,621.60

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Solution

The fourth proportional to 82,944,114.40, 124,416,171.60 and 75,379,621.60 is: 113,069,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,114.40 : 124,416,171.60 = 75,379,621.60 : x
  2. Step 2: Convert to fraction form
    82,944,114.40/124,416,171.60 = 75,379,621.60/x
  3. Step 3: Cross multiply
    82,944,114.40x = 124,416,171.60 × 75,379,621.60
  4. Step 4: Simplify right side
    82,944,114.40x = 9,378,443,936,128,666
  5. Step 5: Solve for x
    x = 9,378,443,936,128,666/82,944,114.40
  6. Step 6: Final answer
    x = 113,069,432.40

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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.