Home / 10,921,367,125.20-16,382,050,687.80-10,812,528,008.40

Finding the Fourth Proportional to 10,921,367,125.20, 16,382,050,687.80 and 10,812,528,008.40

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Solution

The fourth proportional to 10,921,367,125.20, 16,382,050,687.80 and 10,812,528,008.40 is: 16,218,792,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,367,125.20 : 16,382,050,687.80 = 10,812,528,008.40 : x
  2. Step 2: Convert to fraction form
    10,921,367,125.20/16,382,050,687.80 = 10,812,528,008.40/x
  3. Step 3: Cross multiply
    10,921,367,125.20x = 16,382,050,687.80 × 10,812,528,008.40
  4. Step 4: Simplify right side
    10,921,367,125.20x = 177,131,381,896,865,972,224
  5. Step 5: Solve for x
    x = 177,131,381,896,865,972,224/10,921,367,125.20
  6. Step 6: Final answer
    x = 16,218,792,012.60

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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.