Home / 334,480,270.80-501,720,406.20-265,605,517.20

Finding the Fourth Proportional to 334,480,270.80, 501,720,406.20 and 265,605,517.20

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Solution

The fourth proportional to 334,480,270.80, 501,720,406.20 and 265,605,517.20 is: 398,408,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,480,270.80 : 501,720,406.20 = 265,605,517.20 : x
  2. Step 2: Convert to fraction form
    334,480,270.80/501,720,406.20 = 265,605,517.20/x
  3. Step 3: Cross multiply
    334,480,270.80x = 501,720,406.20 × 265,605,517.20
  4. Step 4: Simplify right side
    334,480,270.80x = 133,259,707,978,545,072
  5. Step 5: Solve for x
    x = 133,259,707,978,545,072/334,480,270.80
  6. Step 6: Final answer
    x = 398,408,275.80

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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.