Home / 407,880,943.33-562,875,782.79-222,241,959.01

Finding the Fourth Proportional to 407,880,943.33, 562,875,782.79 and 222,241,959.01

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Solution

The fourth proportional to 407,880,943.33, 562,875,782.79 and 222,241,959.01 is: 306,693,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880,943.33 : 562,875,782.79 = 222,241,959.01 : x
  2. Step 2: Convert to fraction form
    407,880,943.33/562,875,782.79 = 222,241,959.01/x
  3. Step 3: Cross multiply
    407,880,943.33x = 562,875,782.79 × 222,241,959.01
  4. Step 4: Simplify right side
    407,880,943.33x = 125,094,616,646,536,832
  5. Step 5: Solve for x
    x = 125,094,616,646,536,832/407,880,943.33
  6. Step 6: Final answer
    x = 306,693,947.57

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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.