Home / 86,446,544.77-119,297,178.30-47,288,321.90

Finding the Fourth Proportional to 86,446,544.77, 119,297,178.30 and 47,288,321.90

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Solution

The fourth proportional to 86,446,544.77, 119,297,178.30 and 47,288,321.90 is: 65,258,401.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446,544.77 : 119,297,178.30 = 47,288,321.90 : x
  2. Step 2: Convert to fraction form
    86,446,544.77/119,297,178.30 = 47,288,321.90/x
  3. Step 3: Cross multiply
    86,446,544.77x = 119,297,178.30 × 47,288,321.90
  4. Step 4: Simplify right side
    86,446,544.77x = 5,641,363,369,645,118
  5. Step 5: Solve for x
    x = 5,641,363,369,645,118/86,446,544.77
  6. Step 6: Final answer
    x = 65,258,401.99

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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.