Home / 131,164,208.04-181,022,565.84-76,160,062.92

Finding the Fourth Proportional to 131,164,208.04, 181,022,565.84 and 76,160,062.92

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Solution

The fourth proportional to 131,164,208.04, 181,022,565.84 and 76,160,062.92 is: 105,110,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,164,208.04 : 181,022,565.84 = 76,160,062.92 : x
  2. Step 2: Convert to fraction form
    131,164,208.04/181,022,565.84 = 76,160,062.92/x
  3. Step 3: Cross multiply
    131,164,208.04x = 181,022,565.84 × 76,160,062.92
  4. Step 4: Simplify right side
    131,164,208.04x = 13,786,690,004,314,244
  5. Step 5: Solve for x
    x = 13,786,690,004,314,244/131,164,208.04
  6. Step 6: Final answer
    x = 105,110,153.22

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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.