Home / 5,009,397,110.92-7,512,854,077.32-1,693,138,057.12

Finding the Fourth Proportional to 5,009,397,110.92, 7,512,854,077.32 and 1,693,138,057.12

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Solution

The fourth proportional to 5,009,397,110.92, 7,512,854,077.32 and 1,693,138,057.12 is: 2,539,287,438.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,397,110.92 : 7,512,854,077.32 = 1,693,138,057.12 : x
  2. Step 2: Convert to fraction form
    5,009,397,110.92/7,512,854,077.32 = 1,693,138,057.12/x
  3. Step 3: Cross multiply
    5,009,397,110.92x = 7,512,854,077.32 × 1,693,138,057.12
  4. Step 4: Simplify right side
    5,009,397,110.92x = 12,720,299,155,899,654,144
  5. Step 5: Solve for x
    x = 12,720,299,155,899,654,144/5,009,397,110.92
  6. Step 6: Final answer
    x = 2,539,287,438.04

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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.