Home / 415,513,600-573,409,326.04-227,359,571.16

Finding the Fourth Proportional to 415,513,600, 573,409,326.04 and 227,359,571.16

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Solution

The fourth proportional to 415,513,600, 573,409,326.04 and 227,359,571.16 is: 313,756,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,513,600 : 573,409,326.04 = 227,359,571.16 : x
  2. Step 2: Convert to fraction form
    415,513,600/573,409,326.04 = 227,359,571.16/x
  3. Step 3: Cross multiply
    415,513,600x = 573,409,326.04 × 227,359,571.16
  4. Step 4: Simplify right side
    415,513,600x = 130,370,098,467,599,008
  5. Step 5: Solve for x
    x = 130,370,098,467,599,008/415,513,600
  6. Step 6: Final answer
    x = 313,756,513.55

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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.