Home / 76,608,410.10-114,912,615.15-31,202,790.90

Finding the Fourth Proportional to 76,608,410.10, 114,912,615.15 and 31,202,790.90

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Solution

The fourth proportional to 76,608,410.10, 114,912,615.15 and 31,202,790.90 is: 46,804,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608,410.10 : 114,912,615.15 = 31,202,790.90 : x
  2. Step 2: Convert to fraction form
    76,608,410.10/114,912,615.15 = 31,202,790.90/x
  3. Step 3: Cross multiply
    76,608,410.10x = 114,912,615.15 × 31,202,790.90
  4. Step 4: Simplify right side
    76,608,410.10x = 3,585,594,302,297,622
  5. Step 5: Solve for x
    x = 3,585,594,302,297,622/76,608,410.10
  6. Step 6: Final answer
    x = 46,804,186.35

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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.