Home / 2,918,175,826.86-4,377,717,236.61-979,932,555.18

Finding the Fourth Proportional to 2,918,175,826.86, 4,377,717,236.61 and 979,932,555.18

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Solution

The fourth proportional to 2,918,175,826.86, 4,377,717,236.61 and 979,932,555.18 is: 1,470,051,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,175,826.86 : 4,377,717,236.61 = 979,932,555.18 : x
  2. Step 2: Convert to fraction form
    2,918,175,826.86/4,377,717,236.61 = 979,932,555.18/x
  3. Step 3: Cross multiply
    2,918,175,826.86x = 4,377,717,236.61 × 979,932,555.18
  4. Step 4: Simplify right side
    2,918,175,826.86x = 4,289,867,637,526,765,568
  5. Step 5: Solve for x
    x = 4,289,867,637,526,765,568/2,918,175,826.86
  6. Step 6: Final answer
    x = 1,470,051,118.25

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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.