Home / 190,833,148.40-263,360,993.80-143,707,077.92

Finding the Fourth Proportional to 190,833,148.40, 263,360,993.80 and 143,707,077.92

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Solution

The fourth proportional to 190,833,148.40, 263,360,993.80 and 143,707,077.92 is: 198,324,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,833,148.40 : 263,360,993.80 = 143,707,077.92 : x
  2. Step 2: Convert to fraction form
    190,833,148.40/263,360,993.80 = 143,707,077.92/x
  3. Step 3: Cross multiply
    190,833,148.40x = 263,360,993.80 × 143,707,077.92
  4. Step 4: Simplify right side
    190,833,148.40x = 37,846,838,857,105,232
  5. Step 5: Solve for x
    x = 37,846,838,857,105,232/190,833,148.40
  6. Step 6: Final answer
    x = 198,324,238.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.