Home / 202,143,765.60-303,215,648.40-180,602,690.40

Finding the Fourth Proportional to 202,143,765.60, 303,215,648.40 and 180,602,690.40

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Solution

The fourth proportional to 202,143,765.60, 303,215,648.40 and 180,602,690.40 is: 270,904,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,143,765.60 : 303,215,648.40 = 180,602,690.40 : x
  2. Step 2: Convert to fraction form
    202,143,765.60/303,215,648.40 = 180,602,690.40/x
  3. Step 3: Cross multiply
    202,143,765.60x = 303,215,648.40 × 180,602,690.40
  4. Step 4: Simplify right side
    202,143,765.60x = 54,761,561,872,420,456
  5. Step 5: Solve for x
    x = 54,761,561,872,420,456/202,143,765.60
  6. Step 6: Final answer
    x = 270,904,035.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.