Home / 893,412,187.90-1,337,472,886.65-664,396,546.30

Finding the Fourth Proportional to 893,412,187.90, 1,337,472,886.65 and 664,396,546.30

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Solution

The fourth proportional to 893,412,187.90, 1,337,472,886.65 and 664,396,546.30 is: 994,627,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,412,187.90 : 1,337,472,886.65 = 664,396,546.30 : x
  2. Step 2: Convert to fraction form
    893,412,187.90/1,337,472,886.65 = 664,396,546.30/x
  3. Step 3: Cross multiply
    893,412,187.90x = 1,337,472,886.65 × 664,396,546.30
  4. Step 4: Simplify right side
    893,412,187.90x = 888,612,366,660,151,424
  5. Step 5: Solve for x
    x = 888,612,366,660,151,424/893,412,187.90
  6. Step 6: Final answer
    x = 994,627,540.00

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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.