Home / 84,230,549.54-126,348,398.23-28,897,608.32

Finding the Fourth Proportional to 84,230,549.54, 126,348,398.23 and 28,897,608.32

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Solution

The fourth proportional to 84,230,549.54, 126,348,398.23 and 28,897,608.32 is: 43,347,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,230,549.54 : 126,348,398.23 = 28,897,608.32 : x
  2. Step 2: Convert to fraction form
    84,230,549.54/126,348,398.23 = 28,897,608.32/x
  3. Step 3: Cross multiply
    84,230,549.54x = 126,348,398.23 × 28,897,608.32
  4. Step 4: Simplify right side
    84,230,549.54x = 3,651,166,524,081,304.50
  5. Step 5: Solve for x
    x = 3,651,166,524,081,304.50/84,230,549.54
  6. Step 6: Final answer
    x = 43,347,295.54

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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.