Home / 3,902,399,947.16-5,385,317,096.24-2,118,252,241.88

Finding the Fourth Proportional to 3,902,399,947.16, 5,385,317,096.24 and 2,118,252,241.88

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Solution

The fourth proportional to 3,902,399,947.16, 5,385,317,096.24 and 2,118,252,241.88 is: 2,923,190,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,399,947.16 : 5,385,317,096.24 = 2,118,252,241.88 : x
  2. Step 2: Convert to fraction form
    3,902,399,947.16/5,385,317,096.24 = 2,118,252,241.88/x
  3. Step 3: Cross multiply
    3,902,399,947.16x = 5,385,317,096.24 × 2,118,252,241.88
  4. Step 4: Simplify right side
    3,902,399,947.16x = 11,407,460,012,345,071,616
  5. Step 5: Solve for x
    x = 11,407,460,012,345,071,616/3,902,399,947.16
  6. Step 6: Final answer
    x = 2,923,190,899.65

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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.