Home / 220,099,546.80-329,365,499.40-191,658,049.20

Finding the Fourth Proportional to 220,099,546.80, 329,365,499.40 and 191,658,049.20

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Solution

The fourth proportional to 220,099,546.80, 329,365,499.40 and 191,658,049.20 is: 286,804,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,099,546.80 : 329,365,499.40 = 191,658,049.20 : x
  2. Step 2: Convert to fraction form
    220,099,546.80/329,365,499.40 = 191,658,049.20/x
  3. Step 3: Cross multiply
    220,099,546.80x = 329,365,499.40 × 191,658,049.20
  4. Step 4: Simplify right side
    220,099,546.80x = 63,125,549,088,787,760
  5. Step 5: Solve for x
    x = 63,125,549,088,787,760/220,099,546.80
  6. Step 6: Final answer
    x = 286,804,539.16

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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.