Home / 453,809,083.48-680,911,623.27-158,915,857.66

Finding the Fourth Proportional to 453,809,083.48, 680,911,623.27 and 158,915,857.66

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Solution

The fourth proportional to 453,809,083.48, 680,911,623.27 and 158,915,857.66 is: 238,443,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,809,083.48 : 680,911,623.27 = 158,915,857.66 : x
  2. Step 2: Convert to fraction form
    453,809,083.48/680,911,623.27 = 158,915,857.66/x
  3. Step 3: Cross multiply
    453,809,083.48x = 680,911,623.27 × 158,915,857.66
  4. Step 4: Simplify right side
    453,809,083.48x = 108,207,654,600,912,576
  5. Step 5: Solve for x
    x = 108,207,654,600,912,576/453,809,083.48
  6. Step 6: Final answer
    x = 238,443,121.88

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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.