Home / 101,215,420.82-151,893,610.06-35,641,840.34

Finding the Fourth Proportional to 101,215,420.82, 151,893,610.06 and 35,641,840.34

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Solution

The fourth proportional to 101,215,420.82, 151,893,610.06 and 35,641,840.34 is: 53,487,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,215,420.82 : 151,893,610.06 = 35,641,840.34 : x
  2. Step 2: Convert to fraction form
    101,215,420.82/151,893,610.06 = 35,641,840.34/x
  3. Step 3: Cross multiply
    101,215,420.82x = 151,893,610.06 × 35,641,840.34
  4. Step 4: Simplify right side
    101,215,420.82x = 5,413,767,798,424,738
  5. Step 5: Solve for x
    x = 5,413,767,798,424,738/101,215,420.82
  6. Step 6: Final answer
    x = 53,487,578.82

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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.