Home / 82,468,237.32-113,808,132.23-45,299,296.08

Finding the Fourth Proportional to 82,468,237.32, 113,808,132.23 and 45,299,296.08

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Solution

The fourth proportional to 82,468,237.32, 113,808,132.23 and 45,299,296.08 is: 62,514,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,468,237.32 : 113,808,132.23 = 45,299,296.08 : x
  2. Step 2: Convert to fraction form
    82,468,237.32/113,808,132.23 = 45,299,296.08/x
  3. Step 3: Cross multiply
    82,468,237.32x = 113,808,132.23 × 45,299,296.08
  4. Step 4: Simplify right side
    82,468,237.32x = 5,155,428,277,972,064
  5. Step 5: Solve for x
    x = 5,155,428,277,972,064/82,468,237.32
  6. Step 6: Final answer
    x = 62,514,107.80

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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.