Home / 958,023,125.06-1,321,822,009.05-561,332,992.82

Finding the Fourth Proportional to 958,023,125.06, 1,321,822,009.05 and 561,332,992.82

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Solution

The fourth proportional to 958,023,125.06, 1,321,822,009.05 and 561,332,992.82 is: 774,493,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,023,125.06 : 1,321,822,009.05 = 561,332,992.82 : x
  2. Step 2: Convert to fraction form
    958,023,125.06/1,321,822,009.05 = 561,332,992.82/x
  3. Step 3: Cross multiply
    958,023,125.06x = 1,321,822,009.05 × 561,332,992.82
  4. Step 4: Simplify right side
    958,023,125.06x = 741,982,304,315,381,632
  5. Step 5: Solve for x
    x = 741,982,304,315,381,632/958,023,125.06
  6. Step 6: Final answer
    x = 774,493,104.51

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Double scale
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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.