Home / 203,149,093.12-280,363,038.14-115,058,761.76

Finding the Fourth Proportional to 203,149,093.12, 280,363,038.14 and 115,058,761.76

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Solution

The fourth proportional to 203,149,093.12, 280,363,038.14 and 115,058,761.76 is: 158,790,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,149,093.12 : 280,363,038.14 = 115,058,761.76 : x
  2. Step 2: Convert to fraction form
    203,149,093.12/280,363,038.14 = 115,058,761.76/x
  3. Step 3: Cross multiply
    203,149,093.12x = 280,363,038.14 × 115,058,761.76
  4. Step 4: Simplify right side
    203,149,093.12x = 32,258,224,011,660,052
  5. Step 5: Solve for x
    x = 32,258,224,011,660,052/203,149,093.12
  6. Step 6: Final answer
    x = 158,790,883.66

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