Home / 2,018,367,003.90-3,027,550,505.85-638,604,450.30

Finding the Fourth Proportional to 2,018,367,003.90, 3,027,550,505.85 and 638,604,450.30

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Solution

The fourth proportional to 2,018,367,003.90, 3,027,550,505.85 and 638,604,450.30 is: 957,906,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,367,003.90 : 3,027,550,505.85 = 638,604,450.30 : x
  2. Step 2: Convert to fraction form
    2,018,367,003.90/3,027,550,505.85 = 638,604,450.30/x
  3. Step 3: Cross multiply
    2,018,367,003.90x = 3,027,550,505.85 × 638,604,450.30
  4. Step 4: Simplify right side
    2,018,367,003.90x = 1,933,407,226,543,825,920
  5. Step 5: Solve for x
    x = 1,933,407,226,543,825,920/2,018,367,003.90
  6. Step 6: Final answer
    x = 957,906,675.45

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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.