Home / 111,738,155.40-167,607,233.10-30,959,123.40

Finding the Fourth Proportional to 111,738,155.40, 167,607,233.10 and 30,959,123.40

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Solution

The fourth proportional to 111,738,155.40, 167,607,233.10 and 30,959,123.40 is: 46,438,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,738,155.40 : 167,607,233.10 = 30,959,123.40 : x
  2. Step 2: Convert to fraction form
    111,738,155.40/167,607,233.10 = 30,959,123.40/x
  3. Step 3: Cross multiply
    111,738,155.40x = 167,607,233.10 × 30,959,123.40
  4. Step 4: Simplify right side
    111,738,155.40x = 5,188,973,012,275,464
  5. Step 5: Solve for x
    x = 5,188,973,012,275,464/111,738,155.40
  6. Step 6: Final answer
    x = 46,438,685.10

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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.