Home / 322,301,187.86-483,451,178.16-100,989,469.93

Finding the Fourth Proportional to 322,301,187.86, 483,451,178.16 and 100,989,469.93

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Solution

The fourth proportional to 322,301,187.86, 483,451,178.16 and 100,989,469.93 is: 151,484,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,301,187.86 : 483,451,178.16 = 100,989,469.93 : x
  2. Step 2: Convert to fraction form
    322,301,187.86/483,451,178.16 = 100,989,469.93/x
  3. Step 3: Cross multiply
    322,301,187.86x = 483,451,178.16 × 100,989,469.93
  4. Step 4: Simplify right side
    322,301,187.86x = 48,823,478,219,486,528
  5. Step 5: Solve for x
    x = 48,823,478,219,486,528/322,301,187.86
  6. Step 6: Final answer
    x = 151,484,015.75

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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.