Home / 415,854,288.28-573,856,182.22-227,646,173.08

Finding the Fourth Proportional to 415,854,288.28, 573,856,182.22 and 227,646,173.08

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Solution

The fourth proportional to 415,854,288.28, 573,856,182.22 and 227,646,173.08 is: 314,139,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,854,288.28 : 573,856,182.22 = 227,646,173.08 : x
  2. Step 2: Convert to fraction form
    415,854,288.28/573,856,182.22 = 227,646,173.08/x
  3. Step 3: Cross multiply
    415,854,288.28x = 573,856,182.22 × 227,646,173.08
  4. Step 4: Simplify right side
    415,854,288.28x = 130,636,163,780,682,160
  5. Step 5: Solve for x
    x = 130,636,163,780,682,160/415,854,288.28
  6. Step 6: Final answer
    x = 314,139,272.97

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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.