Home / 86,446,550.40-119,297,186.08-47,288,327.54

Finding the Fourth Proportional to 86,446,550.40, 119,297,186.08 and 47,288,327.54

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Solution

The fourth proportional to 86,446,550.40, 119,297,186.08 and 47,288,327.54 is: 65,258,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446,550.40 : 119,297,186.08 = 47,288,327.54 : x
  2. Step 2: Convert to fraction form
    86,446,550.40/119,297,186.08 = 47,288,327.54/x
  3. Step 3: Cross multiply
    86,446,550.40x = 119,297,186.08 × 47,288,327.54
  4. Step 4: Simplify right side
    86,446,550.40x = 5,641,364,409,951,368
  5. Step 5: Solve for x
    x = 5,641,364,409,951,368/86,446,550.40
  6. Step 6: Final answer
    x = 65,258,409.78

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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.