Home / 695,518,342.10-1,043,277,513.15-522,055,999.70

Finding the Fourth Proportional to 695,518,342.10, 1,043,277,513.15 and 522,055,999.70

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Solution

The fourth proportional to 695,518,342.10, 1,043,277,513.15 and 522,055,999.70 is: 783,083,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,518,342.10 : 1,043,277,513.15 = 522,055,999.70 : x
  2. Step 2: Convert to fraction form
    695,518,342.10/1,043,277,513.15 = 522,055,999.70/x
  3. Step 3: Cross multiply
    695,518,342.10x = 1,043,277,513.15 × 522,055,999.70
  4. Step 4: Simplify right side
    695,518,342.10x = 544,649,285,092,053,120
  5. Step 5: Solve for x
    x = 544,649,285,092,053,120/695,518,342.10
  6. Step 6: Final answer
    x = 783,083,999.55

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Double scale
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Similar ratio
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1.5x scale

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.