Home / 82,468,239.32-113,808,134.99-45,299,298.08

Finding the Fourth Proportional to 82,468,239.32, 113,808,134.99 and 45,299,298.08

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Solution

The fourth proportional to 82,468,239.32, 113,808,134.99 and 45,299,298.08 is: 62,514,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,468,239.32 : 113,808,134.99 = 45,299,298.08 : x
  2. Step 2: Convert to fraction form
    82,468,239.32/113,808,134.99 = 45,299,298.08/x
  3. Step 3: Cross multiply
    82,468,239.32x = 113,808,134.99 × 45,299,298.08
  4. Step 4: Simplify right side
    82,468,239.32x = 5,155,428,630,840,887
  5. Step 5: Solve for x
    x = 5,155,428,630,840,887/82,468,239.32
  6. Step 6: Final answer
    x = 62,514,110.56

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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.