Home / 10,921,367,116.70-16,382,050,675.05-10,812,527,999.90

Finding the Fourth Proportional to 10,921,367,116.70, 16,382,050,675.05 and 10,812,527,999.90

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Solution

The fourth proportional to 10,921,367,116.70, 16,382,050,675.05 and 10,812,527,999.90 is: 16,218,791,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,367,116.70 : 16,382,050,675.05 = 10,812,527,999.90 : x
  2. Step 2: Convert to fraction form
    10,921,367,116.70/16,382,050,675.05 = 10,812,527,999.90/x
  3. Step 3: Cross multiply
    10,921,367,116.70x = 16,382,050,675.05 × 10,812,527,999.90
  4. Step 4: Simplify right side
    10,921,367,116.70x = 177,131,381,619,758,792,704
  5. Step 5: Solve for x
    x = 177,131,381,619,758,792,704/10,921,367,116.70
  6. Step 6: Final answer
    x = 16,218,791,999.85

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Double scale
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1.5x scale

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.