Home / 272,967,796.70-409,451,695.05-169,655,666.30

Finding the Fourth Proportional to 272,967,796.70, 409,451,695.05 and 169,655,666.30

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Solution

The fourth proportional to 272,967,796.70, 409,451,695.05 and 169,655,666.30 is: 254,483,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,796.70 : 409,451,695.05 = 169,655,666.30 : x
  2. Step 2: Convert to fraction form
    272,967,796.70/409,451,695.05 = 169,655,666.30/x
  3. Step 3: Cross multiply
    272,967,796.70x = 409,451,695.05 × 169,655,666.30
  4. Step 4: Simplify right side
    272,967,796.70x = 69,465,800,141,372,168
  5. Step 5: Solve for x
    x = 69,465,800,141,372,168/272,967,796.70
  6. Step 6: Final answer
    x = 254,483,499.45

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Similar ratio
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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.