Home / 12,468,375,393.42-18,704,969,312.28-4,072,023,774.06

Finding the Fourth Proportional to 12,468,375,393.42, 18,704,969,312.28 and 4,072,023,774.06

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Solution

The fourth proportional to 12,468,375,393.42, 18,704,969,312.28 and 4,072,023,774.06 is: 6,108,821,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468,375,393.42 : 18,704,969,312.28 = 4,072,023,774.06 : x
  2. Step 2: Convert to fraction form
    12,468,375,393.42/18,704,969,312.28 = 4,072,023,774.06/x
  3. Step 3: Cross multiply
    12,468,375,393.42x = 18,704,969,312.28 × 4,072,023,774.06
  4. Step 4: Simplify right side
    12,468,375,393.42x = 76,167,079,732,666,875,904
  5. Step 5: Solve for x
    x = 76,167,079,732,666,875,904/12,468,375,393.42
  6. Step 6: Final answer
    x = 6,108,821,504.75

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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.