Home / 8,984,773,213.39-12,399,352,500.99-4,970,374,471.90

Finding the Fourth Proportional to 8,984,773,213.39, 12,399,352,500.99 and 4,970,374,471.90

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Solution

The fourth proportional to 8,984,773,213.39, 12,399,352,500.99 and 4,970,374,471.90 is: 6,859,318,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,773,213.39 : 12,399,352,500.99 = 4,970,374,471.90 : x
  2. Step 2: Convert to fraction form
    8,984,773,213.39/12,399,352,500.99 = 4,970,374,471.90/x
  3. Step 3: Cross multiply
    8,984,773,213.39x = 12,399,352,500.99 × 4,970,374,471.90
  4. Step 4: Simplify right side
    8,984,773,213.39x = 61,629,425,139,013,820,416
  5. Step 5: Solve for x
    x = 61,629,425,139,013,820,416/8,984,773,213.39
  6. Step 6: Final answer
    x = 6,859,318,947.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.