Home / 322,301,270.72-483,451,302.96-100,989,553.16

Finding the Fourth Proportional to 322,301,270.72, 483,451,302.96 and 100,989,553.16

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Solution

The fourth proportional to 322,301,270.72, 483,451,302.96 and 100,989,553.16 is: 151,484,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,301,270.72 : 483,451,302.96 = 100,989,553.16 : x
  2. Step 2: Convert to fraction form
    322,301,270.72/483,451,302.96 = 100,989,553.16/x
  3. Step 3: Cross multiply
    322,301,270.72x = 483,451,302.96 × 100,989,553.16
  4. Step 4: Simplify right side
    322,301,270.72x = 48,823,531,060,550,184
  5. Step 5: Solve for x
    x = 48,823,531,060,550,184/322,301,270.72
  6. Step 6: Final answer
    x = 151,484,140.76

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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.