Home / 230,922,960.52-318,671,146.76-125,073,742.64

Finding the Fourth Proportional to 230,922,960.52, 318,671,146.76 and 125,073,742.64

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Solution

The fourth proportional to 230,922,960.52, 318,671,146.76 and 125,073,742.64 is: 172,600,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,922,960.52 : 318,671,146.76 = 125,073,742.64 : x
  2. Step 2: Convert to fraction form
    230,922,960.52/318,671,146.76 = 125,073,742.64/x
  3. Step 3: Cross multiply
    230,922,960.52x = 318,671,146.76 × 125,073,742.64
  4. Step 4: Simplify right side
    230,922,960.52x = 39,857,392,996,653,912
  5. Step 5: Solve for x
    x = 39,857,392,996,653,912/230,922,960.52
  6. Step 6: Final answer
    x = 172,600,389.79

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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.