Home / 199,050,205.60-298,554,082.80-69,660,287.20

Finding the Fourth Proportional to 199,050,205.60, 298,554,082.80 and 69,660,287.20

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Solution

The fourth proportional to 199,050,205.60, 298,554,082.80 and 69,660,287.20 is: 104,483,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,050,205.60 : 298,554,082.80 = 69,660,287.20 : x
  2. Step 2: Convert to fraction form
    199,050,205.60/298,554,082.80 = 69,660,287.20/x
  3. Step 3: Cross multiply
    199,050,205.60x = 298,554,082.80 × 69,660,287.20
  4. Step 4: Simplify right side
    199,050,205.60x = 20,797,363,152,580,580
  5. Step 5: Solve for x
    x = 20,797,363,152,580,580/199,050,205.60
  6. Step 6: Final answer
    x = 104,483,002.62

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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.