Home / 748,565,969.10-1,120,696,617.60-727,042,608.60

Finding the Fourth Proportional to 748,565,969.10, 1,120,696,617.60 and 727,042,608.60

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Solution

The fourth proportional to 748,565,969.10, 1,120,696,617.60 and 727,042,608.60 is: 1,088,473,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,565,969.10 : 1,120,696,617.60 = 727,042,608.60 : x
  2. Step 2: Convert to fraction form
    748,565,969.10/1,120,696,617.60 = 727,042,608.60/x
  3. Step 3: Cross multiply
    748,565,969.10x = 1,120,696,617.60 × 727,042,608.60
  4. Step 4: Simplify right side
    748,565,969.10x = 814,794,192,309,100,672
  5. Step 5: Solve for x
    x = 814,794,192,309,100,672/748,565,969.10
  6. Step 6: Final answer
    x = 1,088,473,462.52

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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.