Home / 415,743,086.49-573,725,638.96-227,572,453.66

Finding the Fourth Proportional to 415,743,086.49, 573,725,638.96 and 227,572,453.66

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Solution

The fourth proportional to 415,743,086.49, 573,725,638.96 and 227,572,453.66 is: 314,050,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,743,086.49 : 573,725,638.96 = 227,572,453.66 : x
  2. Step 2: Convert to fraction form
    415,743,086.49/573,725,638.96 = 227,572,453.66/x
  3. Step 3: Cross multiply
    415,743,086.49x = 573,725,638.96 × 227,572,453.66
  4. Step 4: Simplify right side
    415,743,086.49x = 130,564,151,385,778,496
  5. Step 5: Solve for x
    x = 130,564,151,385,778,496/415,743,086.49
  6. Step 6: Final answer
    x = 314,050,084.36

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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.