Home / 1,520,503,167.44-2,098,295,853-825,142,143.44

Finding the Fourth Proportional to 1,520,503,167.44, 2,098,295,853 and 825,142,143.44

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Solution

The fourth proportional to 1,520,503,167.44, 2,098,295,853 and 825,142,143.44 is: 1,138,696,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,503,167.44 : 2,098,295,853 = 825,142,143.44 : x
  2. Step 2: Convert to fraction form
    1,520,503,167.44/2,098,295,853 = 825,142,143.44/x
  3. Step 3: Cross multiply
    1,520,503,167.44x = 2,098,295,853 × 825,142,143.44
  4. Step 4: Simplify right side
    1,520,503,167.44x = 1,731,392,337,715,683,328
  5. Step 5: Solve for x
    x = 1,731,392,337,715,683,328/1,520,503,167.44
  6. Step 6: Final answer
    x = 1,138,696,962.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.