Home / 606,413,366.10-909,620,049.15-218,248,859.70

Finding the Fourth Proportional to 606,413,366.10, 909,620,049.15 and 218,248,859.70

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Solution

The fourth proportional to 606,413,366.10, 909,620,049.15 and 218,248,859.70 is: 327,373,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,413,366.10 : 909,620,049.15 = 218,248,859.70 : x
  2. Step 2: Convert to fraction form
    606,413,366.10/909,620,049.15 = 218,248,859.70/x
  3. Step 3: Cross multiply
    606,413,366.10x = 909,620,049.15 × 218,248,859.70
  4. Step 4: Simplify right side
    606,413,366.10x = 198,523,538,487,245,440
  5. Step 5: Solve for x
    x = 198,523,538,487,245,440/606,413,366.10
  6. Step 6: Final answer
    x = 327,373,289.55

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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.