Home / 1,644,151,921.30-2,466,227,881.95-1,295,473,481.20

Finding the Fourth Proportional to 1,644,151,921.30, 2,466,227,881.95 and 1,295,473,481.20

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Solution

The fourth proportional to 1,644,151,921.30, 2,466,227,881.95 and 1,295,473,481.20 is: 1,943,210,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,151,921.30 : 2,466,227,881.95 = 1,295,473,481.20 : x
  2. Step 2: Convert to fraction form
    1,644,151,921.30/2,466,227,881.95 = 1,295,473,481.20/x
  3. Step 3: Cross multiply
    1,644,151,921.30x = 2,466,227,881.95 × 1,295,473,481.20
  4. Step 4: Simplify right side
    1,644,151,921.30x = 3,194,932,819,662,268,928
  5. Step 5: Solve for x
    x = 3,194,932,819,662,268,928/1,644,151,921.30
  6. Step 6: Final answer
    x = 1,943,210,221.80

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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.