Home / 318,144,369.20-439,032,347.24-184,187,934.86

Finding the Fourth Proportional to 318,144,369.20, 439,032,347.24 and 184,187,934.86

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Solution

The fourth proportional to 318,144,369.20, 439,032,347.24 and 184,187,934.86 is: 254,175,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,144,369.20 : 439,032,347.24 = 184,187,934.86 : x
  2. Step 2: Convert to fraction form
    318,144,369.20/439,032,347.24 = 184,187,934.86/x
  3. Step 3: Cross multiply
    318,144,369.20x = 439,032,347.24 × 184,187,934.86
  4. Step 4: Simplify right side
    318,144,369.20x = 80,864,461,371,757,920
  5. Step 5: Solve for x
    x = 80,864,461,371,757,920/318,144,369.20
  6. Step 6: Final answer
    x = 254,175,365.66

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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.