Home / 66,589,970.92-99,892,960.26-23,450,258.68

Finding the Fourth Proportional to 66,589,970.92, 99,892,960.26 and 23,450,258.68

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Solution

The fourth proportional to 66,589,970.92, 99,892,960.26 and 23,450,258.68 is: 35,178,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,589,970.92 : 99,892,960.26 = 23,450,258.68 : x
  2. Step 2: Convert to fraction form
    66,589,970.92/99,892,960.26 = 23,450,258.68/x
  3. Step 3: Cross multiply
    66,589,970.92x = 99,892,960.26 × 23,450,258.68
  4. Step 4: Simplify right side
    66,589,970.92x = 2,342,515,758,407,960
  5. Step 5: Solve for x
    x = 2,342,515,758,407,960/66,589,970.92
  6. Step 6: Final answer
    x = 35,178,206.66

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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.