Home / 1,408,156,446.48-2,112,667,177.32-672,165,511.44

Finding the Fourth Proportional to 1,408,156,446.48, 2,112,667,177.32 and 672,165,511.44

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Solution

The fourth proportional to 1,408,156,446.48, 2,112,667,177.32 and 672,165,511.44 is: 1,008,454,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,156,446.48 : 2,112,667,177.32 = 672,165,511.44 : x
  2. Step 2: Convert to fraction form
    1,408,156,446.48/2,112,667,177.32 = 672,165,511.44/x
  3. Step 3: Cross multiply
    1,408,156,446.48x = 2,112,667,177.32 × 672,165,511.44
  4. Step 4: Simplify right side
    1,408,156,446.48x = 1,420,062,013,745,799,168
  5. Step 5: Solve for x
    x = 1,420,062,013,745,799,168/1,408,156,446.48
  6. Step 6: Final answer
    x = 1,008,454,719.14

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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.