Home / 57,413,230.20-86,119,845.30-55,173,742.20

Finding the Fourth Proportional to 57,413,230.20, 86,119,845.30 and 55,173,742.20

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Solution

The fourth proportional to 57,413,230.20, 86,119,845.30 and 55,173,742.20 is: 82,760,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,413,230.20 : 86,119,845.30 = 55,173,742.20 : x
  2. Step 2: Convert to fraction form
    57,413,230.20/86,119,845.30 = 55,173,742.20/x
  3. Step 3: Cross multiply
    57,413,230.20x = 86,119,845.30 × 55,173,742.20
  4. Step 4: Simplify right side
    57,413,230.20x = 4,751,554,142,886,082
  5. Step 5: Solve for x
    x = 4,751,554,142,886,082/57,413,230.20
  6. Step 6: Final answer
    x = 82,760,613.30

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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.