Home / 110,691,000.20-166,036,500.30-84,862,967.60

Finding the Fourth Proportional to 110,691,000.20, 166,036,500.30 and 84,862,967.60

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Solution

The fourth proportional to 110,691,000.20, 166,036,500.30 and 84,862,967.60 is: 127,294,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,691,000.20 : 166,036,500.30 = 84,862,967.60 : x
  2. Step 2: Convert to fraction form
    110,691,000.20/166,036,500.30 = 84,862,967.60/x
  3. Step 3: Cross multiply
    110,691,000.20x = 166,036,500.30 × 84,862,967.60
  4. Step 4: Simplify right side
    110,691,000.20x = 14,090,350,145,376,290
  5. Step 5: Solve for x
    x = 14,090,350,145,376,290/110,691,000.20
  6. Step 6: Final answer
    x = 127,294,451.40

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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.