Home / 82,468,280.76-113,808,192.33-45,299,339.58

Finding the Fourth Proportional to 82,468,280.76, 113,808,192.33 and 45,299,339.58

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Solution

The fourth proportional to 82,468,280.76, 113,808,192.33 and 45,299,339.58 is: 62,514,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,468,280.76 : 113,808,192.33 = 45,299,339.58 : x
  2. Step 2: Convert to fraction form
    82,468,280.76/113,808,192.33 = 45,299,339.58/x
  3. Step 3: Cross multiply
    82,468,280.76x = 113,808,192.33 × 45,299,339.58
  4. Step 4: Simplify right side
    82,468,280.76x = 5,155,435,951,342,621
  5. Step 5: Solve for x
    x = 5,155,435,951,342,621/82,468,280.76
  6. Step 6: Final answer
    x = 62,514,167.92

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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.