Home / 1,379,331,254.55-2,068,996,881.83-1,229,677,468.95

Finding the Fourth Proportional to 1,379,331,254.55, 2,068,996,881.83 and 1,229,677,468.95

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Solution

The fourth proportional to 1,379,331,254.55, 2,068,996,881.83 and 1,229,677,468.95 is: 1,844,516,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,331,254.55 : 2,068,996,881.83 = 1,229,677,468.95 : x
  2. Step 2: Convert to fraction form
    1,379,331,254.55/2,068,996,881.83 = 1,229,677,468.95/x
  3. Step 3: Cross multiply
    1,379,331,254.55x = 2,068,996,881.83 × 1,229,677,468.95
  4. Step 4: Simplify right side
    1,379,331,254.55x = 2,544,198,848,914,156,544
  5. Step 5: Solve for x
    x = 2,544,198,848,914,156,544/1,379,331,254.55
  6. Step 6: Final answer
    x = 1,844,516,203.43

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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.