Home / 298,126,110.20-411,427,610.39-165,975,500.01

Finding the Fourth Proportional to 298,126,110.20, 411,427,610.39 and 165,975,500.01

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Solution

The fourth proportional to 298,126,110.20, 411,427,610.39 and 165,975,500.01 is: 229,053,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,126,110.20 : 411,427,610.39 = 165,975,500.01 : x
  2. Step 2: Convert to fraction form
    298,126,110.20/411,427,610.39 = 165,975,500.01/x
  3. Step 3: Cross multiply
    298,126,110.20x = 411,427,610.39 × 165,975,500.01
  4. Step 4: Simplify right side
    298,126,110.20x = 68,286,903,351,569,840
  5. Step 5: Solve for x
    x = 68,286,903,351,569,840/298,126,110.20
  6. Step 6: Final answer
    x = 229,053,749.46

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1.5x scale

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.