Home / 130,963,233.20-196,444,849.80-54,260,769.20

Finding the Fourth Proportional to 130,963,233.20, 196,444,849.80 and 54,260,769.20

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Solution

The fourth proportional to 130,963,233.20, 196,444,849.80 and 54,260,769.20 is: 81,391,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,963,233.20 : 196,444,849.80 = 54,260,769.20 : x
  2. Step 2: Convert to fraction form
    130,963,233.20/196,444,849.80 = 54,260,769.20/x
  3. Step 3: Cross multiply
    130,963,233.20x = 196,444,849.80 × 54,260,769.20
  4. Step 4: Simplify right side
    130,963,233.20x = 10,659,248,655,526,468
  5. Step 5: Solve for x
    x = 10,659,248,655,526,468/130,963,233.20
  6. Step 6: Final answer
    x = 81,391,153.80

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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.