Home / 199,103,145.20-298,654,717.80-62,830,300.40

Finding the Fourth Proportional to 199,103,145.20, 298,654,717.80 and 62,830,300.40

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Solution

The fourth proportional to 199,103,145.20, 298,654,717.80 and 62,830,300.40 is: 94,245,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,103,145.20 : 298,654,717.80 = 62,830,300.40 : x
  2. Step 2: Convert to fraction form
    199,103,145.20/298,654,717.80 = 62,830,300.40/x
  3. Step 3: Cross multiply
    199,103,145.20x = 298,654,717.80 × 62,830,300.40
  4. Step 4: Simplify right side
    199,103,145.20x = 18,764,565,635,251,228
  5. Step 5: Solve for x
    x = 18,764,565,635,251,228/199,103,145.20
  6. Step 6: Final answer
    x = 94,245,450.60

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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.