Home / 132,561,378-198,849,152.92-41,692,052.88

Finding the Fourth Proportional to 132,561,378, 198,849,152.92 and 41,692,052.88

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Solution

The fourth proportional to 132,561,378, 198,849,152.92 and 41,692,052.88 is: 62,540,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,561,378 : 198,849,152.92 = 41,692,052.88 : x
  2. Step 2: Convert to fraction form
    132,561,378/198,849,152.92 = 41,692,052.88/x
  3. Step 3: Cross multiply
    132,561,378x = 198,849,152.92 × 41,692,052.88
  4. Step 4: Simplify right side
    132,561,378x = 8,290,429,398,683,846
  5. Step 5: Solve for x
    x = 8,290,429,398,683,846/132,561,378
  6. Step 6: Final answer
    x = 62,540,307.92

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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.