Home / 170,840,456.72-256,304,366.80-49,671,908.72

Finding the Fourth Proportional to 170,840,456.72, 256,304,366.80 and 49,671,908.72

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Solution

The fourth proportional to 170,840,456.72, 256,304,366.80 and 49,671,908.72 is: 74,520,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,840,456.72 : 256,304,366.80 = 49,671,908.72 : x
  2. Step 2: Convert to fraction form
    170,840,456.72/256,304,366.80 = 49,671,908.72/x
  3. Step 3: Cross multiply
    170,840,456.72x = 256,304,366.80 × 49,671,908.72
  4. Step 4: Simplify right side
    170,840,456.72x = 12,731,127,112,226,998
  5. Step 5: Solve for x
    x = 12,731,127,112,226,998/170,840,456.72
  6. Step 6: Final answer
    x = 74,520,563.55

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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.