Home / 22,377,690,872.60-30,881,056,307.87-12,216,418,741.31

Finding the Fourth Proportional to 22,377,690,872.60, 30,881,056,307.87 and 12,216,418,741.31

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Solution

The fourth proportional to 22,377,690,872.60, 30,881,056,307.87 and 12,216,418,741.31 is: 16,858,572,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377,690,872.60 : 30,881,056,307.87 = 12,216,418,741.31 : x
  2. Step 2: Convert to fraction form
    22,377,690,872.60/30,881,056,307.87 = 12,216,418,741.31/x
  3. Step 3: Cross multiply
    22,377,690,872.60x = 30,881,056,307.87 × 12,216,418,741.31
  4. Step 4: Simplify right side
    22,377,690,872.60x = 377,255,915,030,721,396,736
  5. Step 5: Solve for x
    x = 377,255,915,030,721,396,736/22,377,690,872.60
  6. Step 6: Final answer
    x = 16,858,572,101.05

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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.