Home / 69,263,520.36-103,688,149.66-41,886,960.52

Finding the Fourth Proportional to 69,263,520.36, 103,688,149.66 and 41,886,960.52

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Solution

The fourth proportional to 69,263,520.36, 103,688,149.66 and 41,886,960.52 is: 62,705,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,263,520.36 : 103,688,149.66 = 41,886,960.52 : x
  2. Step 2: Convert to fraction form
    69,263,520.36/103,688,149.66 = 41,886,960.52/x
  3. Step 3: Cross multiply
    69,263,520.36x = 103,688,149.66 × 41,886,960.52
  4. Step 4: Simplify right side
    69,263,520.36x = 4,343,181,431,200,271.50
  5. Step 5: Solve for x
    x = 4,343,181,431,200,271.50/69,263,520.36
  6. Step 6: Final answer
    x = 62,705,178.84

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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.