Home / 112,784,614.88-155,642,768.52-63,892,042.88

Finding the Fourth Proportional to 112,784,614.88, 155,642,768.52 and 63,892,042.88

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Solution

The fourth proportional to 112,784,614.88, 155,642,768.52 and 63,892,042.88 is: 88,171,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,784,614.88 : 155,642,768.52 = 63,892,042.88 : x
  2. Step 2: Convert to fraction form
    112,784,614.88/155,642,768.52 = 63,892,042.88/x
  3. Step 3: Cross multiply
    112,784,614.88x = 155,642,768.52 × 63,892,042.88
  4. Step 4: Simplify right side
    112,784,614.88x = 9,944,334,440,241,756
  5. Step 5: Solve for x
    x = 9,944,334,440,241,756/112,784,614.88
  6. Step 6: Final answer
    x = 88,171,019.17

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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.