Home / 199,295,867.80-298,943,801.70-62,981,251.30

Finding the Fourth Proportional to 199,295,867.80, 298,943,801.70 and 62,981,251.30

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Solution

The fourth proportional to 199,295,867.80, 298,943,801.70 and 62,981,251.30 is: 94,471,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,295,867.80 : 298,943,801.70 = 62,981,251.30 : x
  2. Step 2: Convert to fraction form
    199,295,867.80/298,943,801.70 = 62,981,251.30/x
  3. Step 3: Cross multiply
    199,295,867.80x = 298,943,801.70 × 62,981,251.30
  4. Step 4: Simplify right side
    199,295,867.80x = 18,827,854,699,445,064
  5. Step 5: Solve for x
    x = 18,827,854,699,445,064/199,295,867.80
  6. Step 6: Final answer
    x = 94,471,876.95

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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.