Home / 158,681,832.25-237,914,085.46-80,807,994.65

Finding the Fourth Proportional to 158,681,832.25, 237,914,085.46 and 80,807,994.65

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Solution

The fourth proportional to 158,681,832.25, 237,914,085.46 and 80,807,994.65 is: 121,156,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,832.25 : 237,914,085.46 = 80,807,994.65 : x
  2. Step 2: Convert to fraction form
    158,681,832.25/237,914,085.46 = 80,807,994.65/x
  3. Step 3: Cross multiply
    158,681,832.25x = 237,914,085.46 × 80,807,994.65
  4. Step 4: Simplify right side
    158,681,832.25x = 19,225,360,145,011,324
  5. Step 5: Solve for x
    x = 19,225,360,145,011,324/158,681,832.25
  6. Step 6: Final answer
    x = 121,156,655.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.