Home / 958,023,125.56-1,321,822,009.74-561,332,993.32

Finding the Fourth Proportional to 958,023,125.56, 1,321,822,009.74 and 561,332,993.32

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Solution

The fourth proportional to 958,023,125.56, 1,321,822,009.74 and 561,332,993.32 is: 774,493,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,023,125.56 : 1,321,822,009.74 = 561,332,993.32 : x
  2. Step 2: Convert to fraction form
    958,023,125.56/1,321,822,009.74 = 561,332,993.32/x
  3. Step 3: Cross multiply
    958,023,125.56x = 1,321,822,009.74 × 561,332,993.32
  4. Step 4: Simplify right side
    958,023,125.56x = 741,982,305,363,612,416
  5. Step 5: Solve for x
    x = 741,982,305,363,612,416/958,023,125.56
  6. Step 6: Final answer
    x = 774,493,105.20

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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.