Home / 199,192,200.80-298,788,301.20-118,371,567.20

Finding the Fourth Proportional to 199,192,200.80, 298,788,301.20 and 118,371,567.20

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Solution

The fourth proportional to 199,192,200.80, 298,788,301.20 and 118,371,567.20 is: 177,557,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,192,200.80 : 298,788,301.20 = 118,371,567.20 : x
  2. Step 2: Convert to fraction form
    199,192,200.80/298,788,301.20 = 118,371,567.20/x
  3. Step 3: Cross multiply
    199,192,200.80x = 298,788,301.20 × 118,371,567.20
  4. Step 4: Simplify right side
    199,192,200.80x = 35,368,039,474,069,640
  5. Step 5: Solve for x
    x = 35,368,039,474,069,640/199,192,200.80
  6. Step 6: Final answer
    x = 177,557,350.80

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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.