Home / 70,081,392.60-105,122,088.90-41,383,578.60

Finding the Fourth Proportional to 70,081,392.60, 105,122,088.90 and 41,383,578.60

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Solution

The fourth proportional to 70,081,392.60, 105,122,088.90 and 41,383,578.60 is: 62,075,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,081,392.60 : 105,122,088.90 = 41,383,578.60 : x
  2. Step 2: Convert to fraction form
    70,081,392.60/105,122,088.90 = 41,383,578.60/x
  3. Step 3: Cross multiply
    70,081,392.60x = 105,122,088.90 × 41,383,578.60
  4. Step 4: Simplify right side
    70,081,392.60x = 4,350,328,228,589,338
  5. Step 5: Solve for x
    x = 4,350,328,228,589,338/70,081,392.60
  6. Step 6: Final answer
    x = 62,075,367.90

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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.