Home / 214,753,966.20-296,367,891.66-121,931,387.64

Finding the Fourth Proportional to 214,753,966.20, 296,367,891.66 and 121,931,387.64

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Solution

The fourth proportional to 214,753,966.20, 296,367,891.66 and 121,931,387.64 is: 168,269,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,753,966.20 : 296,367,891.66 = 121,931,387.64 : x
  2. Step 2: Convert to fraction form
    214,753,966.20/296,367,891.66 = 121,931,387.64/x
  3. Step 3: Cross multiply
    214,753,966.20x = 296,367,891.66 × 121,931,387.64
  4. Step 4: Simplify right side
    214,753,966.20x = 36,136,548,282,044,984
  5. Step 5: Solve for x
    x = 36,136,548,282,044,984/214,753,966.20
  6. Step 6: Final answer
    x = 168,269,526.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.