Home / 8,039,846,490.40-12,060,147,649.20-2,519,284,621.60

Finding the Fourth Proportional to 8,039,846,490.40, 12,060,147,649.20 and 2,519,284,621.60

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Solution

The fourth proportional to 8,039,846,490.40, 12,060,147,649.20 and 2,519,284,621.60 is: 3,779,045,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,846,490.40 : 12,060,147,649.20 = 2,519,284,621.60 : x
  2. Step 2: Convert to fraction form
    8,039,846,490.40/12,060,147,649.20 = 2,519,284,621.60/x
  3. Step 3: Cross multiply
    8,039,846,490.40x = 12,060,147,649.20 × 2,519,284,621.60
  4. Step 4: Simplify right side
    8,039,846,490.40x = 30,382,944,506,854,952,960
  5. Step 5: Solve for x
    x = 30,382,944,506,854,952,960/8,039,846,490.40
  6. Step 6: Final answer
    x = 3,779,045,351.57

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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.