Home / 117,899,098.61-176,621,988.83-65,926,067.92

Finding the Fourth Proportional to 117,899,098.61, 176,621,988.83 and 65,926,067.92

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Solution

The fourth proportional to 117,899,098.61, 176,621,988.83 and 65,926,067.92 is: 98,762,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,899,098.61 : 176,621,988.83 = 65,926,067.92 : x
  2. Step 2: Convert to fraction form
    117,899,098.61/176,621,988.83 = 65,926,067.92/x
  3. Step 3: Cross multiply
    117,899,098.61x = 176,621,988.83 × 65,926,067.92
  4. Step 4: Simplify right side
    117,899,098.61x = 11,643,993,231,000,874
  5. Step 5: Solve for x
    x = 11,643,993,231,000,874/117,899,098.61
  6. Step 6: Final answer
    x = 98,762,360.09

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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.