Home / 87,284,932.64-130,779,233.63-52,668,594.32

Finding the Fourth Proportional to 87,284,932.64, 130,779,233.63 and 52,668,594.32

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Solution

The fourth proportional to 87,284,932.64, 130,779,233.63 and 52,668,594.32 is: 78,913,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,284,932.64 : 130,779,233.63 = 52,668,594.32 : x
  2. Step 2: Convert to fraction form
    87,284,932.64/130,779,233.63 = 52,668,594.32/x
  3. Step 3: Cross multiply
    87,284,932.64x = 130,779,233.63 × 52,668,594.32
  4. Step 4: Simplify right side
    87,284,932.64x = 6,887,958,400,885,074
  5. Step 5: Solve for x
    x = 6,887,958,400,885,074/87,284,932.64
  6. Step 6: Final answer
    x = 78,913,487.04

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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.