Home / 428,754,222.92-591,681,119.46-240,556,536.92

Finding the Fourth Proportional to 428,754,222.92, 591,681,119.46 and 240,556,536.92

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Solution

The fourth proportional to 428,754,222.92, 591,681,119.46 and 240,556,536.92 is: 331,968,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,754,222.92 : 591,681,119.46 = 240,556,536.92 : x
  2. Step 2: Convert to fraction form
    428,754,222.92/591,681,119.46 = 240,556,536.92/x
  3. Step 3: Cross multiply
    428,754,222.92x = 591,681,119.46 × 240,556,536.92
  4. Step 4: Simplify right side
    428,754,222.92x = 142,332,761,058,246,416
  5. Step 5: Solve for x
    x = 142,332,761,058,246,416/428,754,222.92
  6. Step 6: Final answer
    x = 331,968,184.68

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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.