Home / 142,006,792.60-195,954,444.92-82,456,448.14

Finding the Fourth Proportional to 142,006,792.60, 195,954,444.92 and 82,456,448.14

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Solution

The fourth proportional to 142,006,792.60, 195,954,444.92 and 82,456,448.14 is: 113,781,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,006,792.60 : 195,954,444.92 = 82,456,448.14 : x
  2. Step 2: Convert to fraction form
    142,006,792.60/195,954,444.92 = 82,456,448.14/x
  3. Step 3: Cross multiply
    142,006,792.60x = 195,954,444.92 × 82,456,448.14
  4. Step 4: Simplify right side
    142,006,792.60x = 16,157,707,525,593,408
  5. Step 5: Solve for x
    x = 16,157,707,525,593,408/142,006,792.60
  6. Step 6: Final answer
    x = 113,781,229.96

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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.