Home / 20,423,919,526-30,645,187,847.88-10,482,344,634.10

Finding the Fourth Proportional to 20,423,919,526, 30,645,187,847.88 and 10,482,344,634.10

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Solution

The fourth proportional to 20,423,919,526, 30,645,187,847.88 and 10,482,344,634.10 is: 15,728,294,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,423,919,526 : 30,645,187,847.88 = 10,482,344,634.10 : x
  2. Step 2: Convert to fraction form
    20,423,919,526/30,645,187,847.88 = 10,482,344,634.10/x
  3. Step 3: Cross multiply
    20,423,919,526x = 30,645,187,847.88 × 10,482,344,634.10
  4. Step 4: Simplify right side
    20,423,919,526x = 321,233,420,398,211,497,984
  5. Step 5: Solve for x
    x = 321,233,420,398,211,497,984/20,423,919,526
  6. Step 6: Final answer
    x = 15,728,294,463.23

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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.