Home / 413,297,720.76-570,350,885.45-227,658,736.45

Finding the Fourth Proportional to 413,297,720.76, 570,350,885.45 and 227,658,736.45

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Solution

The fourth proportional to 413,297,720.76, 570,350,885.45 and 227,658,736.45 is: 314,169,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,297,720.76 : 570,350,885.45 = 227,658,736.45 : x
  2. Step 2: Convert to fraction form
    413,297,720.76/570,350,885.45 = 227,658,736.45/x
  3. Step 3: Cross multiply
    413,297,720.76x = 570,350,885.45 × 227,658,736.45
  4. Step 4: Simplify right side
    413,297,720.76x = 129,845,361,914,685,696
  5. Step 5: Solve for x
    x = 129,845,361,914,685,696/413,297,720.76
  6. Step 6: Final answer
    x = 314,169,073.27

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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.