Home / 107,922,674.70-161,884,012.05-73,485,297.90

Finding the Fourth Proportional to 107,922,674.70, 161,884,012.05 and 73,485,297.90

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Solution

The fourth proportional to 107,922,674.70, 161,884,012.05 and 73,485,297.90 is: 110,227,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,922,674.70 : 161,884,012.05 = 73,485,297.90 : x
  2. Step 2: Convert to fraction form
    107,922,674.70/161,884,012.05 = 73,485,297.90/x
  3. Step 3: Cross multiply
    107,922,674.70x = 161,884,012.05 × 73,485,297.90
  4. Step 4: Simplify right side
    107,922,674.70x = 11,896,094,850,741,442
  5. Step 5: Solve for x
    x = 11,896,094,850,741,442/107,922,674.70
  6. Step 6: Final answer
    x = 110,227,946.85

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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.