Home / 379,910,435.76-569,963,903.49-222,476,405.87

Finding the Fourth Proportional to 379,910,435.76, 569,963,903.49 and 222,476,405.87

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Solution

The fourth proportional to 379,910,435.76, 569,963,903.49 and 222,476,405.87 is: 333,772,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,910,435.76 : 569,963,903.49 = 222,476,405.87 : x
  2. Step 2: Convert to fraction form
    379,910,435.76/569,963,903.49 = 222,476,405.87/x
  3. Step 3: Cross multiply
    379,910,435.76x = 569,963,903.49 × 222,476,405.87
  4. Step 4: Simplify right side
    379,910,435.76x = 126,803,520,725,515,664
  5. Step 5: Solve for x
    x = 126,803,520,725,515,664/379,910,435.76
  6. Step 6: Final answer
    x = 333,772,144.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.