Home / 199,042,407.40-298,563,611.10-165,030,183.40

Finding the Fourth Proportional to 199,042,407.40, 298,563,611.10 and 165,030,183.40

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Solution

The fourth proportional to 199,042,407.40, 298,563,611.10 and 165,030,183.40 is: 247,545,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,042,407.40 : 298,563,611.10 = 165,030,183.40 : x
  2. Step 2: Convert to fraction form
    199,042,407.40/298,563,611.10 = 165,030,183.40/x
  3. Step 3: Cross multiply
    199,042,407.40x = 298,563,611.10 × 165,030,183.40
  4. Step 4: Simplify right side
    199,042,407.40x = 49,272,007,496,399,280
  5. Step 5: Solve for x
    x = 49,272,007,496,399,280/199,042,407.40
  6. Step 6: Final answer
    x = 247,545,275.10

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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.