Home / 194,019,433.40-291,029,150.10-96,990,116.60

Finding the Fourth Proportional to 194,019,433.40, 291,029,150.10 and 96,990,116.60

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Solution

The fourth proportional to 194,019,433.40, 291,029,150.10 and 96,990,116.60 is: 145,485,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019,433.40 : 291,029,150.10 = 96,990,116.60 : x
  2. Step 2: Convert to fraction form
    194,019,433.40/291,029,150.10 = 96,990,116.60/x
  3. Step 3: Cross multiply
    194,019,433.40x = 291,029,150.10 × 96,990,116.60
  4. Step 4: Simplify right side
    194,019,433.40x = 28,226,951,202,197,904
  5. Step 5: Solve for x
    x = 28,226,951,202,197,904/194,019,433.40
  6. Step 6: Final answer
    x = 145,485,174.90

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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.