Home / 199,291,283.40-298,936,925.10-102,436,161.15

Finding the Fourth Proportional to 199,291,283.40, 298,936,925.10 and 102,436,161.15

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Solution

The fourth proportional to 199,291,283.40, 298,936,925.10 and 102,436,161.15 is: 153,654,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,283.40 : 298,936,925.10 = 102,436,161.15 : x
  2. Step 2: Convert to fraction form
    199,291,283.40/298,936,925.10 = 102,436,161.15/x
  3. Step 3: Cross multiply
    199,291,283.40x = 298,936,925.10 × 102,436,161.15
  4. Step 4: Simplify right side
    199,291,283.40x = 30,621,951,033,229,084
  5. Step 5: Solve for x
    x = 30,621,951,033,229,084/199,291,283.40
  6. Step 6: Final answer
    x = 153,654,241.73

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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.