Home / 88,388,451.72-121,982,193.78-53,582,609.16

Finding the Fourth Proportional to 88,388,451.72, 121,982,193.78 and 53,582,609.16

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Solution

The fourth proportional to 88,388,451.72, 121,982,193.78 and 53,582,609.16 is: 73,947,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,388,451.72 : 121,982,193.78 = 53,582,609.16 : x
  2. Step 2: Convert to fraction form
    88,388,451.72/121,982,193.78 = 53,582,609.16/x
  3. Step 3: Cross multiply
    88,388,451.72x = 121,982,193.78 × 53,582,609.16
  4. Step 4: Simplify right side
    88,388,451.72x = 6,536,124,213,793,123
  5. Step 5: Solve for x
    x = 6,536,124,213,793,123/88,388,451.72
  6. Step 6: Final answer
    x = 73,947,717.00

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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.