Home / 407,880,947.61-562,875,788.66-222,241,963.23

Finding the Fourth Proportional to 407,880,947.61, 562,875,788.66 and 222,241,963.23

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Solution

The fourth proportional to 407,880,947.61, 562,875,788.66 and 222,241,963.23 is: 306,693,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880,947.61 : 562,875,788.66 = 222,241,963.23 : x
  2. Step 2: Convert to fraction form
    407,880,947.61/562,875,788.66 = 222,241,963.23/x
  3. Step 3: Cross multiply
    407,880,947.61x = 562,875,788.66 × 222,241,963.23
  4. Step 4: Simplify right side
    407,880,947.61x = 125,094,620,325,321,744
  5. Step 5: Solve for x
    x = 125,094,620,325,321,744/407,880,947.61
  6. Step 6: Final answer
    x = 306,693,953.37

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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.