Home / 258,028,655.21-356,068,057.71-150,747,921.26

Finding the Fourth Proportional to 258,028,655.21, 356,068,057.71 and 150,747,921.26

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Solution

The fourth proportional to 258,028,655.21, 356,068,057.71 and 150,747,921.26 is: 208,025,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,028,655.21 : 356,068,057.71 = 150,747,921.26 : x
  2. Step 2: Convert to fraction form
    258,028,655.21/356,068,057.71 = 150,747,921.26/x
  3. Step 3: Cross multiply
    258,028,655.21x = 356,068,057.71 × 150,747,921.26
  4. Step 4: Simplify right side
    258,028,655.21x = 53,676,519,525,087,872
  5. Step 5: Solve for x
    x = 53,676,519,525,087,872/258,028,655.21
  6. Step 6: Final answer
    x = 208,025,420.59

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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.