Home / 1,466,393,387.20-2,202,140,997.60-777,645,851.20

Finding the Fourth Proportional to 1,466,393,387.20, 2,202,140,997.60 and 777,645,851.20

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Solution

The fourth proportional to 1,466,393,387.20, 2,202,140,997.60 and 777,645,851.20 is: 1,167,821,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,393,387.20 : 2,202,140,997.60 = 777,645,851.20 : x
  2. Step 2: Convert to fraction form
    1,466,393,387.20/2,202,140,997.60 = 777,645,851.20/x
  3. Step 3: Cross multiply
    1,466,393,387.20x = 2,202,140,997.60 × 777,645,851.20
  4. Step 4: Simplify right side
    1,466,393,387.20x = 1,712,485,810,541,069,312
  5. Step 5: Solve for x
    x = 1,712,485,810,541,069,312/1,466,393,387.20
  6. Step 6: Final answer
    x = 1,167,821,558.31

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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.