Home / 683,135,990,981.70-1,024,497,681,076.20-205,478,488,906.50

Finding the Fourth Proportional to 683,135,990,981.70, 1,024,497,681,076.20 and 205,478,488,906.50

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Solution

The fourth proportional to 683,135,990,981.70, 1,024,497,681,076.20 and 205,478,488,906.50 is: 308,155,679,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,135,990,981.70 : 1,024,497,681,076.20 = 205,478,488,906.50 : x
  2. Step 2: Convert to fraction form
    683,135,990,981.70/1,024,497,681,076.20 = 205,478,488,906.50/x
  3. Step 3: Cross multiply
    683,135,990,981.70x = 1,024,497,681,076.20 × 205,478,488,906.50
  4. Step 4: Simplify right side
    683,135,990,981.70x = 210,512,235,395,750,912,065,536
  5. Step 5: Solve for x
    x = 210,512,235,395,750,912,065,536/683,135,990,981.70
  6. Step 6: Final answer
    x = 308,155,679,359.30

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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.