Home / 251,184,561.42-346,634,982.13-139,673,008.04

Finding the Fourth Proportional to 251,184,561.42, 346,634,982.13 and 139,673,008.04

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Solution

The fourth proportional to 251,184,561.42, 346,634,982.13 and 139,673,008.04 is: 192,748,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,184,561.42 : 346,634,982.13 = 139,673,008.04 : x
  2. Step 2: Convert to fraction form
    251,184,561.42/346,634,982.13 = 139,673,008.04/x
  3. Step 3: Cross multiply
    251,184,561.42x = 346,634,982.13 × 139,673,008.04
  4. Step 4: Simplify right side
    251,184,561.42x = 48,415,550,645,988,744
  5. Step 5: Solve for x
    x = 48,415,550,645,988,744/251,184,561.42
  6. Step 6: Final answer
    x = 192,748,910.89

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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.