Home / 82,358,177.15-113,656,376.12-45,188,447.49

Finding the Fourth Proportional to 82,358,177.15, 113,656,376.12 and 45,188,447.49

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Solution

The fourth proportional to 82,358,177.15, 113,656,376.12 and 45,188,447.49 is: 62,361,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,358,177.15 : 113,656,376.12 = 45,188,447.49 : x
  2. Step 2: Convert to fraction form
    82,358,177.15/113,656,376.12 = 45,188,447.49/x
  3. Step 3: Cross multiply
    82,358,177.15x = 113,656,376.12 × 45,188,447.49
  4. Step 4: Simplify right side
    82,358,177.15x = 5,135,955,183,976,368
  5. Step 5: Solve for x
    x = 5,135,955,183,976,368/82,358,177.15
  6. Step 6: Final answer
    x = 62,361,205.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.