Home / 2,520,305,900.10-3,780,458,850.15-680,055,624.90

Finding the Fourth Proportional to 2,520,305,900.10, 3,780,458,850.15 and 680,055,624.90

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Solution

The fourth proportional to 2,520,305,900.10, 3,780,458,850.15 and 680,055,624.90 is: 1,020,083,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,305,900.10 : 3,780,458,850.15 = 680,055,624.90 : x
  2. Step 2: Convert to fraction form
    2,520,305,900.10/3,780,458,850.15 = 680,055,624.90/x
  3. Step 3: Cross multiply
    2,520,305,900.10x = 3,780,458,850.15 × 680,055,624.90
  4. Step 4: Simplify right side
    2,520,305,900.10x = 2,570,922,305,747,493,888
  5. Step 5: Solve for x
    x = 2,570,922,305,747,493,888/2,520,305,900.10
  6. Step 6: Final answer
    x = 1,020,083,437.35

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Double scale
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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.