Home / 18,948,675,838.61-28,427,372,798.64-6,359,204,910.75

Finding the Fourth Proportional to 18,948,675,838.61, 28,427,372,798.64 and 6,359,204,910.75

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Solution

The fourth proportional to 18,948,675,838.61, 28,427,372,798.64 and 6,359,204,910.75 is: 9,540,270,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948,675,838.61 : 28,427,372,798.64 = 6,359,204,910.75 : x
  2. Step 2: Convert to fraction form
    18,948,675,838.61/28,427,372,798.64 = 6,359,204,910.75/x
  3. Step 3: Cross multiply
    18,948,675,838.61x = 28,427,372,798.64 × 6,359,204,910.75
  4. Step 4: Simplify right side
    18,948,675,838.61x = 180,775,488,700,863,873,024
  5. Step 5: Solve for x
    x = 180,775,488,700,863,873,024/18,948,675,838.61
  6. Step 6: Final answer
    x = 9,540,270,266.93

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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.