Home / 447,669,750.40-671,511,585.47-132,567,654.21

Finding the Fourth Proportional to 447,669,750.40, 671,511,585.47 and 132,567,654.21

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Solution

The fourth proportional to 447,669,750.40, 671,511,585.47 and 132,567,654.21 is: 198,853,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,669,750.40 : 671,511,585.47 = 132,567,654.21 : x
  2. Step 2: Convert to fraction form
    447,669,750.40/671,511,585.47 = 132,567,654.21/x
  3. Step 3: Cross multiply
    447,669,750.40x = 671,511,585.47 × 132,567,654.21
  4. Step 4: Simplify right side
    447,669,750.40x = 89,020,715,660,595,824
  5. Step 5: Solve for x
    x = 89,020,715,660,595,824/447,669,750.40
  6. Step 6: Final answer
    x = 198,853,542.33

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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.