Home / 82,944,028.40-124,416,042.64-72,327,196.40

Finding the Fourth Proportional to 82,944,028.40, 124,416,042.64 and 72,327,196.40

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Solution

The fourth proportional to 82,944,028.40, 124,416,042.64 and 72,327,196.40 is: 108,490,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,028.40 : 124,416,042.64 = 72,327,196.40 : x
  2. Step 2: Convert to fraction form
    82,944,028.40/124,416,042.64 = 72,327,196.40/x
  3. Step 3: Cross multiply
    82,944,028.40x = 124,416,042.64 × 72,327,196.40
  4. Step 4: Simplify right side
    82,944,028.40x = 8,998,663,551,334,055
  5. Step 5: Solve for x
    x = 8,998,663,551,334,055/82,944,028.40
  6. Step 6: Final answer
    x = 108,490,794.63

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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.