Home / 1,466,393,386.20-2,202,140,996.10-777,645,850.20

Finding the Fourth Proportional to 1,466,393,386.20, 2,202,140,996.10 and 777,645,850.20

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Solution

The fourth proportional to 1,466,393,386.20, 2,202,140,996.10 and 777,645,850.20 is: 1,167,821,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,393,386.20 : 2,202,140,996.10 = 777,645,850.20 : x
  2. Step 2: Convert to fraction form
    1,466,393,386.20/2,202,140,996.10 = 777,645,850.20/x
  3. Step 3: Cross multiply
    1,466,393,386.20x = 2,202,140,996.10 × 777,645,850.20
  4. Step 4: Simplify right side
    1,466,393,386.20x = 1,712,485,807,172,459,520
  5. Step 5: Solve for x
    x = 1,712,485,807,172,459,520/1,466,393,386.20
  6. Step 6: Final answer
    x = 1,167,821,556.81

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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.