Home / 147,548,462.45-220,366,076.72-133,687,727.96

Finding the Fourth Proportional to 147,548,462.45, 220,366,076.72 and 133,687,727.96

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Solution

The fourth proportional to 147,548,462.45, 220,366,076.72 and 133,687,727.96 is: 199,664,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548,462.45 : 220,366,076.72 = 133,687,727.96 : x
  2. Step 2: Convert to fraction form
    147,548,462.45/220,366,076.72 = 133,687,727.96/x
  3. Step 3: Cross multiply
    147,548,462.45x = 220,366,076.72 × 133,687,727.96
  4. Step 4: Simplify right side
    147,548,462.45x = 29,460,240,114,385,580
  5. Step 5: Solve for x
    x = 29,460,240,114,385,580/147,548,462.45
  6. Step 6: Final answer
    x = 199,664,839.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.