Home / 81,448,254,319.40-122,172,381,479.10-22,560,339,991.40

Finding the Fourth Proportional to 81,448,254,319.40, 122,172,381,479.10 and 22,560,339,991.40

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Solution

The fourth proportional to 81,448,254,319.40, 122,172,381,479.10 and 22,560,339,991.40 is: 33,840,509,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,448,254,319.40 : 122,172,381,479.10 = 22,560,339,991.40 : x
  2. Step 2: Convert to fraction form
    81,448,254,319.40/122,172,381,479.10 = 22,560,339,991.40/x
  3. Step 3: Cross multiply
    81,448,254,319.40x = 122,172,381,479.10 × 22,560,339,991.40
  4. Step 4: Simplify right side
    81,448,254,319.40x = 2,756,250,463,727,516,647,424
  5. Step 5: Solve for x
    x = 2,756,250,463,727,516,647,424/81,448,254,319.40
  6. Step 6: Final answer
    x = 33,840,509,987.10

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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.