Home / 69,263,500.57-103,688,120.07-41,886,940.75

Finding the Fourth Proportional to 69,263,500.57, 103,688,120.07 and 41,886,940.75

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Solution

The fourth proportional to 69,263,500.57, 103,688,120.07 and 41,886,940.75 is: 62,705,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,263,500.57 : 103,688,120.07 = 41,886,940.75 : x
  2. Step 2: Convert to fraction form
    69,263,500.57/103,688,120.07 = 41,886,940.75/x
  3. Step 3: Cross multiply
    69,263,500.57x = 103,688,120.07 × 41,886,940.75
  4. Step 4: Simplify right side
    69,263,500.57x = 4,343,178,141,332,534.50
  5. Step 5: Solve for x
    x = 4,343,178,141,332,534.50/69,263,500.57
  6. Step 6: Final answer
    x = 62,705,149.26

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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.