Home / 167,111,346.30-250,667,019.45-130,831,640.70

Finding the Fourth Proportional to 167,111,346.30, 250,667,019.45 and 130,831,640.70

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Solution

The fourth proportional to 167,111,346.30, 250,667,019.45 and 130,831,640.70 is: 196,247,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,111,346.30 : 250,667,019.45 = 130,831,640.70 : x
  2. Step 2: Convert to fraction form
    167,111,346.30/250,667,019.45 = 130,831,640.70/x
  3. Step 3: Cross multiply
    167,111,346.30x = 250,667,019.45 × 130,831,640.70
  4. Step 4: Simplify right side
    167,111,346.30x = 32,795,177,424,022,312
  5. Step 5: Solve for x
    x = 32,795,177,424,022,312/167,111,346.30
  6. Step 6: Final answer
    x = 196,247,461.05

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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.