Home / 11,347,029,019.20-17,020,543,528.80-3,986,039,728.20

Finding the Fourth Proportional to 11,347,029,019.20, 17,020,543,528.80 and 3,986,039,728.20

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Solution

The fourth proportional to 11,347,029,019.20, 17,020,543,528.80 and 3,986,039,728.20 is: 5,979,059,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,029,019.20 : 17,020,543,528.80 = 3,986,039,728.20 : x
  2. Step 2: Convert to fraction form
    11,347,029,019.20/17,020,543,528.80 = 3,986,039,728.20/x
  3. Step 3: Cross multiply
    11,347,029,019.20x = 17,020,543,528.80 × 3,986,039,728.20
  4. Step 4: Simplify right side
    11,347,029,019.20x = 67,844,562,701,354,213,376
  5. Step 5: Solve for x
    x = 67,844,562,701,354,213,376/11,347,029,019.20
  6. Step 6: Final answer
    x = 5,979,059,592.30

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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.