Home / 2,155,568,384.93-2,974,667,044.57-1,251,408,216.11

Finding the Fourth Proportional to 2,155,568,384.93, 2,974,667,044.57 and 1,251,408,216.11

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Solution

The fourth proportional to 2,155,568,384.93, 2,974,667,044.57 and 1,251,408,216.11 is: 1,726,933,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,568,384.93 : 2,974,667,044.57 = 1,251,408,216.11 : x
  2. Step 2: Convert to fraction form
    2,155,568,384.93/2,974,667,044.57 = 1,251,408,216.11/x
  3. Step 3: Cross multiply
    2,155,568,384.93x = 2,974,667,044.57 × 1,251,408,216.11
  4. Step 4: Simplify right side
    2,155,568,384.93x = 3,722,522,779,748,672,512
  5. Step 5: Solve for x
    x = 3,722,522,779,748,672,512/2,155,568,384.93
  6. Step 6: Final answer
    x = 1,726,933,279.31

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1.5x scale

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.