Home / 170,381,930.20-255,572,895.30-105,884,675.80

Finding the Fourth Proportional to 170,381,930.20, 255,572,895.30 and 105,884,675.80

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Solution

The fourth proportional to 170,381,930.20, 255,572,895.30 and 105,884,675.80 is: 158,827,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,381,930.20 : 255,572,895.30 = 105,884,675.80 : x
  2. Step 2: Convert to fraction form
    170,381,930.20/255,572,895.30 = 105,884,675.80/x
  3. Step 3: Cross multiply
    170,381,930.20x = 255,572,895.30 × 105,884,675.80
  4. Step 4: Simplify right side
    170,381,930.20x = 27,061,253,162,107,844
  5. Step 5: Solve for x
    x = 27,061,253,162,107,844/170,381,930.20
  6. Step 6: Final answer
    x = 158,827,013.70

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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.