Home / 215,700,797.28-323,564,816.52-91,180,206.74

Finding the Fourth Proportional to 215,700,797.28, 323,564,816.52 and 91,180,206.74

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Solution

The fourth proportional to 215,700,797.28, 323,564,816.52 and 91,180,206.74 is: 136,776,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,700,797.28 : 323,564,816.52 = 91,180,206.74 : x
  2. Step 2: Convert to fraction form
    215,700,797.28/323,564,816.52 = 91,180,206.74/x
  3. Step 3: Cross multiply
    215,700,797.28x = 323,564,816.52 × 91,180,206.74
  4. Step 4: Simplify right side
    215,700,797.28x = 29,502,706,864,083,764
  5. Step 5: Solve for x
    x = 29,502,706,864,083,764/215,700,797.28
  6. Step 6: Final answer
    x = 136,776,067.76

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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.