Home / 199,295,853.30-298,943,779.95-62,981,236.80

Finding the Fourth Proportional to 199,295,853.30, 298,943,779.95 and 62,981,236.80

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Solution

The fourth proportional to 199,295,853.30, 298,943,779.95 and 62,981,236.80 is: 94,471,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,295,853.30 : 298,943,779.95 = 62,981,236.80 : x
  2. Step 2: Convert to fraction form
    199,295,853.30/298,943,779.95 = 62,981,236.80/x
  3. Step 3: Cross multiply
    199,295,853.30x = 298,943,779.95 × 62,981,236.80
  4. Step 4: Simplify right side
    199,295,853.30x = 18,827,848,994,918,040
  5. Step 5: Solve for x
    x = 18,827,848,994,918,040/199,295,853.30
  6. Step 6: Final answer
    x = 94,471,855.20

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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.