Home / 237,096,556.80-354,972,988.80-212,910,086.40

Finding the Fourth Proportional to 237,096,556.80, 354,972,988.80 and 212,910,086.40

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Solution

The fourth proportional to 237,096,556.80, 354,972,988.80 and 212,910,086.40 is: 318,761,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,096,556.80 : 354,972,988.80 = 212,910,086.40 : x
  2. Step 2: Convert to fraction form
    237,096,556.80/354,972,988.80 = 212,910,086.40/x
  3. Step 3: Cross multiply
    237,096,556.80x = 354,972,988.80 × 212,910,086.40
  4. Step 4: Simplify right side
    237,096,556.80x = 75,577,329,715,074,240
  5. Step 5: Solve for x
    x = 75,577,329,715,074,240/237,096,556.80
  6. Step 6: Final answer
    x = 318,761,818.96

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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.