Home / 2,861,567,999.20-4,292,351,998.80-2,843,428,146.40

Finding the Fourth Proportional to 2,861,567,999.20, 4,292,351,998.80 and 2,843,428,146.40

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Solution

The fourth proportional to 2,861,567,999.20, 4,292,351,998.80 and 2,843,428,146.40 is: 4,265,142,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,567,999.20 : 4,292,351,998.80 = 2,843,428,146.40 : x
  2. Step 2: Convert to fraction form
    2,861,567,999.20/4,292,351,998.80 = 2,843,428,146.40/x
  3. Step 3: Cross multiply
    2,861,567,999.20x = 4,292,351,998.80 × 2,843,428,146.40
  4. Step 4: Simplify right side
    2,861,567,999.20x = 12,204,994,487,644,219,392
  5. Step 5: Solve for x
    x = 12,204,994,487,644,219,392/2,861,567,999.20
  6. Step 6: Final answer
    x = 4,265,142,219.60

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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.