Home / 1,648,940,380.96-2,275,512,222-906,368,487.52

Finding the Fourth Proportional to 1,648,940,380.96, 2,275,512,222 and 906,368,487.52

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Solution

The fourth proportional to 1,648,940,380.96, 2,275,512,222 and 906,368,487.52 is: 1,250,774,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,940,380.96 : 2,275,512,222 = 906,368,487.52 : x
  2. Step 2: Convert to fraction form
    1,648,940,380.96/2,275,512,222 = 906,368,487.52/x
  3. Step 3: Cross multiply
    1,648,940,380.96x = 2,275,512,222 × 906,368,487.52
  4. Step 4: Simplify right side
    1,648,940,380.96x = 2,062,452,570,987,414,528
  5. Step 5: Solve for x
    x = 2,062,452,570,987,414,528/1,648,940,380.96
  6. Step 6: Final answer
    x = 1,250,774,494.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.