Home / 2,790,627,691.77-4,186,554,460.89-825,327,550.41

Finding the Fourth Proportional to 2,790,627,691.77, 4,186,554,460.89 and 825,327,550.41

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Solution

The fourth proportional to 2,790,627,691.77, 4,186,554,460.89 and 825,327,550.41 is: 1,238,172,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,627,691.77 : 4,186,554,460.89 = 825,327,550.41 : x
  2. Step 2: Convert to fraction form
    2,790,627,691.77/4,186,554,460.89 = 825,327,550.41/x
  3. Step 3: Cross multiply
    2,790,627,691.77x = 4,186,554,460.89 × 825,327,550.41
  4. Step 4: Simplify right side
    2,790,627,691.77x = 3,455,278,737,864,401,408
  5. Step 5: Solve for x
    x = 3,455,278,737,864,401,408/2,790,627,691.77
  6. Step 6: Final answer
    x = 1,238,172,597.53

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1.5x scale

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.