Home / 234,846,748.80-352,270,123.20-213,683,587.20

Finding the Fourth Proportional to 234,846,748.80, 352,270,123.20 and 213,683,587.20

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Solution

The fourth proportional to 234,846,748.80, 352,270,123.20 and 213,683,587.20 is: 320,525,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,846,748.80 : 352,270,123.20 = 213,683,587.20 : x
  2. Step 2: Convert to fraction form
    234,846,748.80/352,270,123.20 = 213,683,587.20/x
  3. Step 3: Cross multiply
    234,846,748.80x = 352,270,123.20 × 213,683,587.20
  4. Step 4: Simplify right side
    234,846,748.80x = 75,274,343,588,761,936
  5. Step 5: Solve for x
    x = 75,274,343,588,761,936/234,846,748.80
  6. Step 6: Final answer
    x = 320,525,380.80

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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.