Home / 8,509,888,257.96-12,754,676,775.06-3,960,713,508.96

Finding the Fourth Proportional to 8,509,888,257.96, 12,754,676,775.06 and 3,960,713,508.96

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Solution

The fourth proportional to 8,509,888,257.96, 12,754,676,775.06 and 3,960,713,508.96 is: 5,936,343,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,888,257.96 : 12,754,676,775.06 = 3,960,713,508.96 : x
  2. Step 2: Convert to fraction form
    8,509,888,257.96/12,754,676,775.06 = 3,960,713,508.96/x
  3. Step 3: Cross multiply
    8,509,888,257.96x = 12,754,676,775.06 × 3,960,713,508.96
  4. Step 4: Simplify right side
    8,509,888,257.96x = 50,517,620,605,398,507,520
  5. Step 5: Solve for x
    x = 50,517,620,605,398,507,520/8,509,888,257.96
  6. Step 6: Final answer
    x = 5,936,343,589.25

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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.