Home / 86,477,292.72-119,341,341-47,320,719.84

Finding the Fourth Proportional to 86,477,292.72, 119,341,341 and 47,320,719.84

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Solution

The fourth proportional to 86,477,292.72, 119,341,341 and 47,320,719.84 is: 65,304,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,477,292.72 : 119,341,341 = 47,320,719.84 : x
  2. Step 2: Convert to fraction form
    86,477,292.72/119,341,341 = 47,320,719.84/x
  3. Step 3: Cross multiply
    86,477,292.72x = 119,341,341 × 47,320,719.84
  4. Step 4: Simplify right side
    86,477,292.72x = 5,647,318,162,790,906
  5. Step 5: Solve for x
    x = 5,647,318,162,790,906/86,477,292.72
  6. Step 6: Final answer
    x = 65,304,058.27

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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.