Home / 178,407,332.40-267,873,697.67-99,777,892.51

Finding the Fourth Proportional to 178,407,332.40, 267,873,697.67 and 99,777,892.51

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Solution

The fourth proportional to 178,407,332.40, 267,873,697.67 and 99,777,892.51 is: 149,813,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,407,332.40 : 267,873,697.67 = 99,777,892.51 : x
  2. Step 2: Convert to fraction form
    178,407,332.40/267,873,697.67 = 99,777,892.51/x
  3. Step 3: Cross multiply
    178,407,332.40x = 267,873,697.67 × 99,777,892.51
  4. Step 4: Simplify right side
    178,407,332.40x = 26,727,873,011,204,920
  5. Step 5: Solve for x
    x = 26,727,873,011,204,920/178,407,332.40
  6. Step 6: Final answer
    x = 149,813,758.50

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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.