Home / 20,423,919,525-30,645,187,846.38-10,482,344,633.10

Finding the Fourth Proportional to 20,423,919,525, 30,645,187,846.38 and 10,482,344,633.10

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Solution

The fourth proportional to 20,423,919,525, 30,645,187,846.38 and 10,482,344,633.10 is: 15,728,294,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,423,919,525 : 30,645,187,846.38 = 10,482,344,633.10 : x
  2. Step 2: Convert to fraction form
    20,423,919,525/30,645,187,846.38 = 10,482,344,633.10/x
  3. Step 3: Cross multiply
    20,423,919,525x = 30,645,187,846.38 × 10,482,344,633.10
  4. Step 4: Simplify right side
    20,423,919,525x = 321,233,420,351,842,746,368
  5. Step 5: Solve for x
    x = 321,233,420,351,842,746,368/20,423,919,525
  6. Step 6: Final answer
    x = 15,728,294,461.73

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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.