Home / 81,495,284.49-122,246,711.61-26,165,377.32

Finding the Fourth Proportional to 81,495,284.49, 122,246,711.61 and 26,165,377.32

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Solution

The fourth proportional to 81,495,284.49, 122,246,711.61 and 26,165,377.32 is: 39,249,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,495,284.49 : 122,246,711.61 = 26,165,377.32 : x
  2. Step 2: Convert to fraction form
    81,495,284.49/122,246,711.61 = 26,165,377.32/x
  3. Step 3: Cross multiply
    81,495,284.49x = 122,246,711.61 × 26,165,377.32
  4. Step 4: Simplify right side
    81,495,284.49x = 3,198,631,335,404,874.50
  5. Step 5: Solve for x
    x = 3,198,631,335,404,874.50/81,495,284.49
  6. Step 6: Final answer
    x = 39,249,281.18

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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.