Home / 324,119,043.86-486,255,910.74-105,769,792.18

Finding the Fourth Proportional to 324,119,043.86, 486,255,910.74 and 105,769,792.18

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Solution

The fourth proportional to 324,119,043.86, 486,255,910.74 and 105,769,792.18 is: 158,679,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,119,043.86 : 486,255,910.74 = 105,769,792.18 : x
  2. Step 2: Convert to fraction form
    324,119,043.86/486,255,910.74 = 105,769,792.18/x
  3. Step 3: Cross multiply
    324,119,043.86x = 486,255,910.74 × 105,769,792.18
  4. Step 4: Simplify right side
    324,119,043.86x = 51,431,186,624,737,584
  5. Step 5: Solve for x
    x = 51,431,186,624,737,584/324,119,043.86
  6. Step 6: Final answer
    x = 158,679,928.25

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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.