Home / 999,945,154.93-1,379,923,833.85-598,058,896.69

Finding the Fourth Proportional to 999,945,154.93, 1,379,923,833.85 and 598,058,896.69

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Solution

The fourth proportional to 999,945,154.93, 1,379,923,833.85 and 598,058,896.69 is: 825,320,990.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,945,154.93 : 1,379,923,833.85 = 598,058,896.69 : x
  2. Step 2: Convert to fraction form
    999,945,154.93/1,379,923,833.85 = 598,058,896.69/x
  3. Step 3: Cross multiply
    999,945,154.93x = 1,379,923,833.85 × 598,058,896.69
  4. Step 4: Simplify right side
    999,945,154.93x = 825,275,725,592,659,456
  5. Step 5: Solve for x
    x = 825,275,725,592,659,456/999,945,154.93
  6. Step 6: Final answer
    x = 825,320,990.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.