Home / 67,392,082.80-101,088,124.20-64,746,687.60

Finding the Fourth Proportional to 67,392,082.80, 101,088,124.20 and 64,746,687.60

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Solution

The fourth proportional to 67,392,082.80, 101,088,124.20 and 64,746,687.60 is: 97,120,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,392,082.80 : 101,088,124.20 = 64,746,687.60 : x
  2. Step 2: Convert to fraction form
    67,392,082.80/101,088,124.20 = 64,746,687.60/x
  3. Step 3: Cross multiply
    67,392,082.80x = 101,088,124.20 × 64,746,687.60
  4. Step 4: Simplify right side
    67,392,082.80x = 6,545,121,197,647,400
  5. Step 5: Solve for x
    x = 6,545,121,197,647,400/67,392,082.80
  6. Step 6: Final answer
    x = 97,120,031.40

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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.