Home / 178,413,877.56-267,633,714.80-74,678,753.34

Finding the Fourth Proportional to 178,413,877.56, 267,633,714.80 and 74,678,753.34

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Solution

The fourth proportional to 178,413,877.56, 267,633,714.80 and 74,678,753.34 is: 112,023,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,413,877.56 : 267,633,714.80 = 74,678,753.34 : x
  2. Step 2: Convert to fraction form
    178,413,877.56/267,633,714.80 = 74,678,753.34/x
  3. Step 3: Cross multiply
    178,413,877.56x = 267,633,714.80 × 74,678,753.34
  4. Step 4: Simplify right side
    178,413,877.56x = 19,986,552,172,643,712
  5. Step 5: Solve for x
    x = 19,986,552,172,643,712/178,413,877.56
  6. Step 6: Final answer
    x = 112,023,528.92

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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.