Home / 110,009,456.78-165,014,215.74-40,913,232.37

Finding the Fourth Proportional to 110,009,456.78, 165,014,215.74 and 40,913,232.37

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Solution

The fourth proportional to 110,009,456.78, 165,014,215.74 and 40,913,232.37 is: 61,369,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,009,456.78 : 165,014,215.74 = 40,913,232.37 : x
  2. Step 2: Convert to fraction form
    110,009,456.78/165,014,215.74 = 40,913,232.37/x
  3. Step 3: Cross multiply
    110,009,456.78x = 165,014,215.74 × 40,913,232.37
  4. Step 4: Simplify right side
    110,009,456.78x = 6,751,264,952,511,396
  5. Step 5: Solve for x
    x = 6,751,264,952,511,396/110,009,456.78
  6. Step 6: Final answer
    x = 61,369,859.92

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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.