Home / 270,903,820.71-406,525,792.19-253,472,555.91

Finding the Fourth Proportional to 270,903,820.71, 406,525,792.19 and 253,472,555.91

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Solution

The fourth proportional to 270,903,820.71, 406,525,792.19 and 253,472,555.91 is: 380,367,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,903,820.71 : 406,525,792.19 = 253,472,555.91 : x
  2. Step 2: Convert to fraction form
    270,903,820.71/406,525,792.19 = 253,472,555.91/x
  3. Step 3: Cross multiply
    270,903,820.71x = 406,525,792.19 × 253,472,555.91
  4. Step 4: Simplify right side
    270,903,820.71x = 103,043,131,591,420,976
  5. Step 5: Solve for x
    x = 103,043,131,591,420,976/270,903,820.71
  6. Step 6: Final answer
    x = 380,367,952.43

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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.