Home / 12,132,593,757.20-18,168,279,634.20-9,683,713,629.20

Finding the Fourth Proportional to 12,132,593,757.20, 18,168,279,634.20 and 9,683,713,629.20

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Solution

The fourth proportional to 12,132,593,757.20, 18,168,279,634.20 and 9,683,713,629.20 is: 14,501,138,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,593,757.20 : 18,168,279,634.20 = 9,683,713,629.20 : x
  2. Step 2: Convert to fraction form
    12,132,593,757.20/18,168,279,634.20 = 9,683,713,629.20/x
  3. Step 3: Cross multiply
    12,132,593,757.20x = 18,168,279,634.20 × 9,683,713,629.20
  4. Step 4: Simplify right side
    12,132,593,757.20x = 175,936,417,112,819,367,936
  5. Step 5: Solve for x
    x = 175,936,417,112,819,367,936/12,132,593,757.20
  6. Step 6: Final answer
    x = 14,501,138,061.13

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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.