Home / 267,431,265.61-368,898,790.38-168,154,839.11

Finding the Fourth Proportional to 267,431,265.61, 368,898,790.38 and 168,154,839.11

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Solution

The fourth proportional to 267,431,265.61, 368,898,790.38 and 168,154,839.11 is: 231,955,364.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,431,265.61 : 368,898,790.38 = 168,154,839.11 : x
  2. Step 2: Convert to fraction form
    267,431,265.61/368,898,790.38 = 168,154,839.11/x
  3. Step 3: Cross multiply
    267,431,265.61x = 368,898,790.38 × 168,154,839.11
  4. Step 4: Simplify right side
    267,431,265.61x = 62,032,116,744,222,520
  5. Step 5: Solve for x
    x = 62,032,116,744,222,520/267,431,265.61
  6. Step 6: Final answer
    x = 231,955,364.69

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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.