Home / 13,231,820,744.68-18,260,035,070.82-7,291,585,816.04

Finding the Fourth Proportional to 13,231,820,744.68, 18,260,035,070.82 and 7,291,585,816.04

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Solution

The fourth proportional to 13,231,820,744.68, 18,260,035,070.82 and 7,291,585,816.04 is: 10,062,455,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231,820,744.68 : 18,260,035,070.82 = 7,291,585,816.04 : x
  2. Step 2: Convert to fraction form
    13,231,820,744.68/18,260,035,070.82 = 7,291,585,816.04/x
  3. Step 3: Cross multiply
    13,231,820,744.68x = 18,260,035,070.82 × 7,291,585,816.04
  4. Step 4: Simplify right side
    13,231,820,744.68x = 133,144,612,722,784,059,392
  5. Step 5: Solve for x
    x = 133,144,612,722,784,059,392/13,231,820,744.68
  6. Step 6: Final answer
    x = 10,062,455,900.21

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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.