Home / 179,427,449.60-269,267,145.60-77,264,806.40

Finding the Fourth Proportional to 179,427,449.60, 269,267,145.60 and 77,264,806.40

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Solution

The fourth proportional to 179,427,449.60, 269,267,145.60 and 77,264,806.40 is: 115,951,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,427,449.60 : 269,267,145.60 = 77,264,806.40 : x
  2. Step 2: Convert to fraction form
    179,427,449.60/269,267,145.60 = 77,264,806.40/x
  3. Step 3: Cross multiply
    179,427,449.60x = 269,267,145.60 × 77,264,806.40
  4. Step 4: Simplify right side
    179,427,449.60x = 20,804,873,874,664,616
  5. Step 5: Solve for x
    x = 20,804,873,874,664,616/179,427,449.60
  6. Step 6: Final answer
    x = 115,951,455.15

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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.