Home / 407,885,783,940.63-562,884,131,793.10-222,491,533,102.72

Finding the Fourth Proportional to 407,885,783,940.63, 562,884,131,793.10 and 222,491,533,102.72

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Solution

The fourth proportional to 407,885,783,940.63, 562,884,131,793.10 and 222,491,533,102.72 is: 307,039,270,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885,783,940.63 : 562,884,131,793.10 = 222,491,533,102.72 : x
  2. Step 2: Convert to fraction form
    407,885,783,940.63/562,884,131,793.10 = 222,491,533,102.72/x
  3. Step 3: Cross multiply
    407,885,783,940.63x = 562,884,131,793.10 × 222,491,533,102.72
  4. Step 4: Simplify right side
    407,885,783,940.63x = 125,236,953,441,840,310,255,616
  5. Step 5: Solve for x
    x = 125,236,953,441,840,310,255,616/407,885,783,940.63
  6. Step 6: Final answer
    x = 307,039,270,238.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.