Home / 167,111,347.80-250,667,021.70-130,831,642.20

Finding the Fourth Proportional to 167,111,347.80, 250,667,021.70 and 130,831,642.20

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Solution

The fourth proportional to 167,111,347.80, 250,667,021.70 and 130,831,642.20 is: 196,247,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,111,347.80 : 250,667,021.70 = 130,831,642.20 : x
  2. Step 2: Convert to fraction form
    167,111,347.80/250,667,021.70 = 130,831,642.20/x
  3. Step 3: Cross multiply
    167,111,347.80x = 250,667,021.70 × 130,831,642.20
  4. Step 4: Simplify right side
    167,111,347.80x = 32,795,178,094,394,036
  5. Step 5: Solve for x
    x = 32,795,178,094,394,036/167,111,347.80
  6. Step 6: Final answer
    x = 196,247,463.30

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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.