Home / 112,881,854.34-169,339,606.83-40,092,519.78

Finding the Fourth Proportional to 112,881,854.34, 169,339,606.83 and 40,092,519.78

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Solution

The fourth proportional to 112,881,854.34, 169,339,606.83 and 40,092,519.78 is: 60,144,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,881,854.34 : 169,339,606.83 = 40,092,519.78 : x
  2. Step 2: Convert to fraction form
    112,881,854.34/169,339,606.83 = 40,092,519.78/x
  3. Step 3: Cross multiply
    112,881,854.34x = 169,339,606.83 × 40,092,519.78
  4. Step 4: Simplify right side
    112,881,854.34x = 6,789,251,536,369,199
  5. Step 5: Solve for x
    x = 6,789,251,536,369,199/112,881,854.34
  6. Step 6: Final answer
    x = 60,144,755.56

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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.