Home / 131,164,177.23-181,022,523.44-76,160,032.11

Finding the Fourth Proportional to 131,164,177.23, 181,022,523.44 and 76,160,032.11

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Solution

The fourth proportional to 131,164,177.23, 181,022,523.44 and 76,160,032.11 is: 105,110,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,164,177.23 : 181,022,523.44 = 76,160,032.11 : x
  2. Step 2: Convert to fraction form
    131,164,177.23/181,022,523.44 = 76,160,032.11/x
  3. Step 3: Cross multiply
    131,164,177.23x = 181,022,523.44 × 76,160,032.11
  4. Step 4: Simplify right side
    131,164,177.23x = 13,786,681,197,442,828
  5. Step 5: Solve for x
    x = 13,786,681,197,442,828/131,164,177.23
  6. Step 6: Final answer
    x = 105,110,110.77

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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.