Home / 2,080,122,243.20-3,120,645,259.20-699,897,795.20

Finding the Fourth Proportional to 2,080,122,243.20, 3,120,645,259.20 and 699,897,795.20

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Solution

The fourth proportional to 2,080,122,243.20, 3,120,645,259.20 and 699,897,795.20 is: 1,050,002,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,122,243.20 : 3,120,645,259.20 = 699,897,795.20 : x
  2. Step 2: Convert to fraction form
    2,080,122,243.20/3,120,645,259.20 = 699,897,795.20/x
  3. Step 3: Cross multiply
    2,080,122,243.20x = 3,120,645,259.20 × 699,897,795.20
  4. Step 4: Simplify right side
    2,080,122,243.20x = 2,184,132,736,515,412,480
  5. Step 5: Solve for x
    x = 2,184,132,736,515,412,480/2,080,122,243.20
  6. Step 6: Final answer
    x = 1,050,002,106.20

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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.