Home / 146,565,022.80-219,847,534.20-85,091,077.20

Finding the Fourth Proportional to 146,565,022.80, 219,847,534.20 and 85,091,077.20

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Solution

The fourth proportional to 146,565,022.80, 219,847,534.20 and 85,091,077.20 is: 127,636,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,565,022.80 : 219,847,534.20 = 85,091,077.20 : x
  2. Step 2: Convert to fraction form
    146,565,022.80/219,847,534.20 = 85,091,077.20/x
  3. Step 3: Cross multiply
    146,565,022.80x = 219,847,534.20 × 85,091,077.20
  4. Step 4: Simplify right side
    146,565,022.80x = 18,707,063,504,841,840
  5. Step 5: Solve for x
    x = 18,707,063,504,841,840/146,565,022.80
  6. Step 6: Final answer
    x = 127,636,615.80

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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.