Home / 165,888,110.30-248,832,165.45-80,953,454.30

Finding the Fourth Proportional to 165,888,110.30, 248,832,165.45 and 80,953,454.30

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Solution

The fourth proportional to 165,888,110.30, 248,832,165.45 and 80,953,454.30 is: 121,430,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,110.30 : 248,832,165.45 = 80,953,454.30 : x
  2. Step 2: Convert to fraction form
    165,888,110.30/248,832,165.45 = 80,953,454.30/x
  3. Step 3: Cross multiply
    165,888,110.30x = 248,832,165.45 × 80,953,454.30
  4. Step 4: Simplify right side
    165,888,110.30x = 20,143,823,334,126,612
  5. Step 5: Solve for x
    x = 20,143,823,334,126,612/165,888,110.30
  6. Step 6: Final answer
    x = 121,430,181.45

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1.5x scale

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.