Home / 203,542,459.74-280,888,381.85-110,722,746.15

Finding the Fourth Proportional to 203,542,459.74, 280,888,381.85 and 110,722,746.15

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Solution

The fourth proportional to 203,542,459.74, 280,888,381.85 and 110,722,746.15 is: 152,797,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,542,459.74 : 280,888,381.85 = 110,722,746.15 : x
  2. Step 2: Convert to fraction form
    203,542,459.74/280,888,381.85 = 110,722,746.15/x
  3. Step 3: Cross multiply
    203,542,459.74x = 280,888,381.85 × 110,722,746.15
  4. Step 4: Simplify right side
    203,542,459.74x = 31,100,732,999,508,208
  5. Step 5: Solve for x
    x = 31,100,732,999,508,208/203,542,459.74
  6. Step 6: Final answer
    x = 152,797,274.04

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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.