Home / 220,829,799.22-304,741,122.69-120,359,105.62

Finding the Fourth Proportional to 220,829,799.22, 304,741,122.69 and 120,359,105.62

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Solution

The fourth proportional to 220,829,799.22, 304,741,122.69 and 120,359,105.62 is: 166,093,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,829,799.22 : 304,741,122.69 = 120,359,105.62 : x
  2. Step 2: Convert to fraction form
    220,829,799.22/304,741,122.69 = 120,359,105.62/x
  3. Step 3: Cross multiply
    220,829,799.22x = 304,741,122.69 × 120,359,105.62
  4. Step 4: Simplify right side
    220,829,799.22x = 36,678,368,972,603,088
  5. Step 5: Solve for x
    x = 36,678,368,972,603,088/220,829,799.22
  6. Step 6: Final answer
    x = 166,093,385.50

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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.