Home / 127,593,708.52-191,381,304.90-49,855,995.40

Finding the Fourth Proportional to 127,593,708.52, 191,381,304.90 and 49,855,995.40

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Solution

The fourth proportional to 127,593,708.52, 191,381,304.90 and 49,855,995.40 is: 74,780,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,593,708.52 : 191,381,304.90 = 49,855,995.40 : x
  2. Step 2: Convert to fraction form
    127,593,708.52/191,381,304.90 = 49,855,995.40/x
  3. Step 3: Cross multiply
    127,593,708.52x = 191,381,304.90 × 49,855,995.40
  4. Step 4: Simplify right side
    127,593,708.52x = 9,541,505,456,740,398
  5. Step 5: Solve for x
    x = 9,541,505,456,740,398/127,593,708.52
  6. Step 6: Final answer
    x = 74,780,375.67

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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.