Home / 69,271,129.32-103,907,390.94-30,934,585.32

Finding the Fourth Proportional to 69,271,129.32, 103,907,390.94 and 30,934,585.32

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Solution

The fourth proportional to 69,271,129.32, 103,907,390.94 and 30,934,585.32 is: 46,402,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,271,129.32 : 103,907,390.94 = 30,934,585.32 : x
  2. Step 2: Convert to fraction form
    69,271,129.32/103,907,390.94 = 30,934,585.32/x
  3. Step 3: Cross multiply
    69,271,129.32x = 103,907,390.94 × 30,934,585.32
  4. Step 4: Simplify right side
    69,271,129.32x = 3,214,332,050,412,025
  5. Step 5: Solve for x
    x = 3,214,332,050,412,025/69,271,129.32
  6. Step 6: Final answer
    x = 46,402,189.22

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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.