Home / 407,885,783,945.16-562,884,131,799.32-222,491,533,107.24

Finding the Fourth Proportional to 407,885,783,945.16, 562,884,131,799.32 and 222,491,533,107.24

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Solution

The fourth proportional to 407,885,783,945.16, 562,884,131,799.32 and 222,491,533,107.24 is: 307,039,270,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885,783,945.16 : 562,884,131,799.32 = 222,491,533,107.24 : x
  2. Step 2: Convert to fraction form
    407,885,783,945.16/562,884,131,799.32 = 222,491,533,107.24/x
  3. Step 3: Cross multiply
    407,885,783,945.16x = 562,884,131,799.32 × 222,491,533,107.24
  4. Step 4: Simplify right side
    407,885,783,945.16x = 125,236,953,445,768,426,946,560
  5. Step 5: Solve for x
    x = 125,236,953,445,768,426,946,560/407,885,783,945.16
  6. Step 6: Final answer
    x = 307,039,270,244.85

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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.