Home / 129,600,335.80-194,428,497.30-38,733,110.20

Finding the Fourth Proportional to 129,600,335.80, 194,428,497.30 and 38,733,110.20

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Solution

The fourth proportional to 129,600,335.80, 194,428,497.30 and 38,733,110.20 is: 58,108,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,600,335.80 : 194,428,497.30 = 38,733,110.20 : x
  2. Step 2: Convert to fraction form
    129,600,335.80/194,428,497.30 = 38,733,110.20/x
  3. Step 3: Cross multiply
    129,600,335.80x = 194,428,497.30 × 38,733,110.20
  4. Step 4: Simplify right side
    129,600,335.80x = 7,530,820,411,941,304
  5. Step 5: Solve for x
    x = 7,530,820,411,941,304/129,600,335.80
  6. Step 6: Final answer
    x = 58,108,031.63

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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.