Home / 220,062,207.60-330,093,311.40-203,434,009.20

Finding the Fourth Proportional to 220,062,207.60, 330,093,311.40 and 203,434,009.20

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Solution

The fourth proportional to 220,062,207.60, 330,093,311.40 and 203,434,009.20 is: 305,151,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,062,207.60 : 330,093,311.40 = 203,434,009.20 : x
  2. Step 2: Convert to fraction form
    220,062,207.60/330,093,311.40 = 203,434,009.20/x
  3. Step 3: Cross multiply
    220,062,207.60x = 330,093,311.40 × 203,434,009.20
  4. Step 4: Simplify right side
    220,062,207.60x = 67,152,205,748,206,056
  5. Step 5: Solve for x
    x = 67,152,205,748,206,056/220,062,207.60
  6. Step 6: Final answer
    x = 305,151,013.80

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1.5x scale

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.