Home / 96,567,612.20-144,851,418.30-85,986,031.40

Finding the Fourth Proportional to 96,567,612.20, 144,851,418.30 and 85,986,031.40

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Solution

The fourth proportional to 96,567,612.20, 144,851,418.30 and 85,986,031.40 is: 128,979,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,567,612.20 : 144,851,418.30 = 85,986,031.40 : x
  2. Step 2: Convert to fraction form
    96,567,612.20/144,851,418.30 = 85,986,031.40/x
  3. Step 3: Cross multiply
    96,567,612.20x = 144,851,418.30 × 85,986,031.40
  4. Step 4: Simplify right side
    96,567,612.20x = 12,455,198,602,278,336
  5. Step 5: Solve for x
    x = 12,455,198,602,278,336/96,567,612.20
  6. Step 6: Final answer
    x = 128,979,047.10

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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.