Home / 179,427,308.60-269,266,934.10-77,264,665.40

Finding the Fourth Proportional to 179,427,308.60, 269,266,934.10 and 77,264,665.40

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Solution

The fourth proportional to 179,427,308.60, 269,266,934.10 and 77,264,665.40 is: 115,951,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,427,308.60 : 269,266,934.10 = 77,264,665.40 : x
  2. Step 2: Convert to fraction form
    179,427,308.60/269,266,934.10 = 77,264,665.40/x
  3. Step 3: Cross multiply
    179,427,308.60x = 269,266,934.10 × 77,264,665.40
  4. Step 4: Simplify right side
    179,427,308.60x = 20,804,819,566,520,352
  5. Step 5: Solve for x
    x = 20,804,819,566,520,352/179,427,308.60
  6. Step 6: Final answer
    x = 115,951,243.59

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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.