Home / 117,589,948.92-162,265,706.07-64,670,382.75

Finding the Fourth Proportional to 117,589,948.92, 162,265,706.07 and 64,670,382.75

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Solution

The fourth proportional to 117,589,948.92, 162,265,706.07 and 64,670,382.75 is: 89,240,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,589,948.92 : 162,265,706.07 = 64,670,382.75 : x
  2. Step 2: Convert to fraction form
    117,589,948.92/162,265,706.07 = 64,670,382.75/x
  3. Step 3: Cross multiply
    117,589,948.92x = 162,265,706.07 × 64,670,382.75
  4. Step 4: Simplify right side
    117,589,948.92x = 10,493,785,318,745,898
  5. Step 5: Solve for x
    x = 10,493,785,318,745,898/117,589,948.92
  6. Step 6: Final answer
    x = 89,240,495.60

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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.