Home / 298,574,456.10-447,861,684.15-247,556,120.10

Finding the Fourth Proportional to 298,574,456.10, 447,861,684.15 and 247,556,120.10

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Solution

The fourth proportional to 298,574,456.10, 447,861,684.15 and 247,556,120.10 is: 371,334,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,574,456.10 : 447,861,684.15 = 247,556,120.10 : x
  2. Step 2: Convert to fraction form
    298,574,456.10/447,861,684.15 = 247,556,120.10/x
  3. Step 3: Cross multiply
    298,574,456.10x = 447,861,684.15 × 247,556,120.10
  4. Step 4: Simplify right side
    298,574,456.10x = 110,870,900,869,625,664
  5. Step 5: Solve for x
    x = 110,870,900,869,625,664/298,574,456.10
  6. Step 6: Final answer
    x = 371,334,180.15

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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.