Home / 1,529,015,116.96-2,108,845,488.97-993,339,375.71

Finding the Fourth Proportional to 1,529,015,116.96, 2,108,845,488.97 and 993,339,375.71

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Solution

The fourth proportional to 1,529,015,116.96, 2,108,845,488.97 and 993,339,375.71 is: 1,370,031,753.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,015,116.96 : 2,108,845,488.97 = 993,339,375.71 : x
  2. Step 2: Convert to fraction form
    1,529,015,116.96/2,108,845,488.97 = 993,339,375.71/x
  3. Step 3: Cross multiply
    1,529,015,116.96x = 2,108,845,488.97 × 993,339,375.71
  4. Step 4: Simplify right side
    1,529,015,116.96x = 2,094,799,261,476,249,344
  5. Step 5: Solve for x
    x = 2,094,799,261,476,249,344/1,529,015,116.96
  6. Step 6: Final answer
    x = 1,370,031,753.27

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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.