Home / 231,255,681.14-319,103,419.54-132,142,853.18

Finding the Fourth Proportional to 231,255,681.14, 319,103,419.54 and 132,142,853.18

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Solution

The fourth proportional to 231,255,681.14, 319,103,419.54 and 132,142,853.18 is: 182,340,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,255,681.14 : 319,103,419.54 = 132,142,853.18 : x
  2. Step 2: Convert to fraction form
    231,255,681.14/319,103,419.54 = 132,142,853.18/x
  3. Step 3: Cross multiply
    231,255,681.14x = 319,103,419.54 × 132,142,853.18
  4. Step 4: Simplify right side
    231,255,681.14x = 42,167,236,317,510,168
  5. Step 5: Solve for x
    x = 42,167,236,317,510,168/231,255,681.14
  6. Step 6: Final answer
    x = 182,340,326.13

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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.