Home / 8,149,331,776.20-12,223,997,664.30-6,516,745,024.20

Finding the Fourth Proportional to 8,149,331,776.20, 12,223,997,664.30 and 6,516,745,024.20

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Solution

The fourth proportional to 8,149,331,776.20, 12,223,997,664.30 and 6,516,745,024.20 is: 9,775,117,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,331,776.20 : 12,223,997,664.30 = 6,516,745,024.20 : x
  2. Step 2: Convert to fraction form
    8,149,331,776.20/12,223,997,664.30 = 6,516,745,024.20/x
  3. Step 3: Cross multiply
    8,149,331,776.20x = 12,223,997,664.30 × 6,516,745,024.20
  4. Step 4: Simplify right side
    8,149,331,776.20x = 79,660,675,954,659,442,688
  5. Step 5: Solve for x
    x = 79,660,675,954,659,442,688/8,149,331,776.20
  6. Step 6: Final answer
    x = 9,775,117,536.30

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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.