Home / 2,918,086,390.80-4,377,398,667.96-952,949,768.64

Finding the Fourth Proportional to 2,918,086,390.80, 4,377,398,667.96 and 952,949,768.64

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Solution

The fourth proportional to 2,918,086,390.80, 4,377,398,667.96 and 952,949,768.64 is: 1,429,512,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,086,390.80 : 4,377,398,667.96 = 952,949,768.64 : x
  2. Step 2: Convert to fraction form
    2,918,086,390.80/4,377,398,667.96 = 952,949,768.64/x
  3. Step 3: Cross multiply
    2,918,086,390.80x = 4,377,398,667.96 × 952,949,768.64
  4. Step 4: Simplify right side
    2,918,086,390.80x = 4,171,441,047,877,526,016
  5. Step 5: Solve for x
    x = 4,171,441,047,877,526,016/2,918,086,390.80
  6. Step 6: Final answer
    x = 1,429,512,526.10

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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.