Home / 131,760,961.97-181,830,123.91-73,032,450.42

Finding the Fourth Proportional to 131,760,961.97, 181,830,123.91 and 73,032,450.42

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Solution

The fourth proportional to 131,760,961.97, 181,830,123.91 and 73,032,450.42 is: 100,784,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,760,961.97 : 181,830,123.91 = 73,032,450.42 : x
  2. Step 2: Convert to fraction form
    131,760,961.97/181,830,123.91 = 73,032,450.42/x
  3. Step 3: Cross multiply
    131,760,961.97x = 181,830,123.91 × 73,032,450.42
  4. Step 4: Simplify right side
    131,760,961.97x = 13,279,499,508,249,840
  5. Step 5: Solve for x
    x = 13,279,499,508,249,840/131,760,961.97
  6. Step 6: Final answer
    x = 100,784,779.57

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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.