Home / 172,527,436.48-258,704,616.32-57,471,528.64

Finding the Fourth Proportional to 172,527,436.48, 258,704,616.32 and 57,471,528.64

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Solution

The fourth proportional to 172,527,436.48, 258,704,616.32 and 57,471,528.64 is: 86,178,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,527,436.48 : 258,704,616.32 = 57,471,528.64 : x
  2. Step 2: Convert to fraction form
    172,527,436.48/258,704,616.32 = 57,471,528.64/x
  3. Step 3: Cross multiply
    172,527,436.48x = 258,704,616.32 × 57,471,528.64
  4. Step 4: Simplify right side
    172,527,436.48x = 14,868,149,766,135,092
  5. Step 5: Solve for x
    x = 14,868,149,766,135,092/172,527,436.48
  6. Step 6: Final answer
    x = 86,178,465.69

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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.