Home / 2,047,248,001.20-3,069,976,206.60-820,008,577.20

Finding the Fourth Proportional to 2,047,248,001.20, 3,069,976,206.60 and 820,008,577.20

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Solution

The fourth proportional to 2,047,248,001.20, 3,069,976,206.60 and 820,008,577.20 is: 1,229,654,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,248,001.20 : 3,069,976,206.60 = 820,008,577.20 : x
  2. Step 2: Convert to fraction form
    2,047,248,001.20/3,069,976,206.60 = 820,008,577.20/x
  3. Step 3: Cross multiply
    2,047,248,001.20x = 3,069,976,206.60 × 820,008,577.20
  4. Step 4: Simplify right side
    2,047,248,001.20x = 2,517,406,821,211,919,360
  5. Step 5: Solve for x
    x = 2,517,406,821,211,919,360/2,047,248,001.20
  6. Step 6: Final answer
    x = 1,229,654,062.30

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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.