Home / 407,880,945.36-562,875,785.58-222,241,961.04

Finding the Fourth Proportional to 407,880,945.36, 562,875,785.58 and 222,241,961.04

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Solution

The fourth proportional to 407,880,945.36, 562,875,785.58 and 222,241,961.04 is: 306,693,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880,945.36 : 562,875,785.58 = 222,241,961.04 : x
  2. Step 2: Convert to fraction form
    407,880,945.36/562,875,785.58 = 222,241,961.04/x
  3. Step 3: Cross multiply
    407,880,945.36x = 562,875,785.58 × 222,241,961.04
  4. Step 4: Simplify right side
    407,880,945.36x = 125,094,618,409,229,760
  5. Step 5: Solve for x
    x = 125,094,618,409,229,760/407,880,945.36
  6. Step 6: Final answer
    x = 306,693,950.36

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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.