Home / 407,880,882.88-562,875,699.38-222,241,898.57

Finding the Fourth Proportional to 407,880,882.88, 562,875,699.38 and 222,241,898.57

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Solution

The fourth proportional to 407,880,882.88, 562,875,699.38 and 222,241,898.57 is: 306,693,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880,882.88 : 562,875,699.38 = 222,241,898.57 : x
  2. Step 2: Convert to fraction form
    407,880,882.88/562,875,699.38 = 222,241,898.57/x
  3. Step 3: Cross multiply
    407,880,882.88x = 562,875,699.38 × 222,241,898.57
  4. Step 4: Simplify right side
    407,880,882.88x = 125,094,564,085,202,176
  5. Step 5: Solve for x
    x = 125,094,564,085,202,176/407,880,882.88
  6. Step 6: Final answer
    x = 306,693,864.16

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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.