Home / 158,942,856.76-238,443,853.38-55,307,750.20

Finding the Fourth Proportional to 158,942,856.76, 238,443,853.38 and 55,307,750.20

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Solution

The fourth proportional to 158,942,856.76, 238,443,853.38 and 55,307,750.20 is: 82,971,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,942,856.76 : 238,443,853.38 = 55,307,750.20 : x
  2. Step 2: Convert to fraction form
    158,942,856.76/238,443,853.38 = 55,307,750.20/x
  3. Step 3: Cross multiply
    158,942,856.76x = 238,443,853.38 × 55,307,750.20
  4. Step 4: Simplify right side
    158,942,856.76x = 13,187,793,079,466,466
  5. Step 5: Solve for x
    x = 13,187,793,079,466,466/158,942,856.76
  6. Step 6: Final answer
    x = 82,971,914.24

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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.