Home / 541,014,415-812,046,392.38-261,092,322.52

Finding the Fourth Proportional to 541,014,415, 812,046,392.38 and 261,092,322.52

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Solution

The fourth proportional to 541,014,415, 812,046,392.38 and 261,092,322.52 is: 391,891,736.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,014,415 : 812,046,392.38 = 261,092,322.52 : x
  2. Step 2: Convert to fraction form
    541,014,415/812,046,392.38 = 261,092,322.52/x
  3. Step 3: Cross multiply
    541,014,415x = 812,046,392.38 × 261,092,322.52
  4. Step 4: Simplify right side
    541,014,415x = 212,019,078,580,481,440
  5. Step 5: Solve for x
    x = 212,019,078,580,481,440/541,014,415
  6. Step 6: Final answer
    x = 391,891,736.53

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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.