Home / 88,572,031.20-132,858,046.80-54,382,514.40

Finding the Fourth Proportional to 88,572,031.20, 132,858,046.80 and 54,382,514.40

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Solution

The fourth proportional to 88,572,031.20, 132,858,046.80 and 54,382,514.40 is: 81,573,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572,031.20 : 132,858,046.80 = 54,382,514.40 : x
  2. Step 2: Convert to fraction form
    88,572,031.20/132,858,046.80 = 54,382,514.40/x
  3. Step 3: Cross multiply
    88,572,031.20x = 132,858,046.80 × 54,382,514.40
  4. Step 4: Simplify right side
    88,572,031.20x = 7,225,154,643,256,874
  5. Step 5: Solve for x
    x = 7,225,154,643,256,874/88,572,031.20
  6. Step 6: Final answer
    x = 81,573,771.60

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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.