Home / 131,760,963.96-181,830,126.66-73,032,452.42

Finding the Fourth Proportional to 131,760,963.96, 181,830,126.66 and 73,032,452.42

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Solution

The fourth proportional to 131,760,963.96, 181,830,126.66 and 73,032,452.42 is: 100,784,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,760,963.96 : 181,830,126.66 = 73,032,452.42 : x
  2. Step 2: Convert to fraction form
    131,760,963.96/181,830,126.66 = 73,032,452.42/x
  3. Step 3: Cross multiply
    131,760,963.96x = 181,830,126.66 × 73,032,452.42
  4. Step 4: Simplify right side
    131,760,963.96x = 13,279,500,073,819,024
  5. Step 5: Solve for x
    x = 13,279,500,073,819,024/131,760,963.96
  6. Step 6: Final answer
    x = 100,784,782.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.