Home / 472,394,024.55-708,591,036.83-242,811,512.55

Finding the Fourth Proportional to 472,394,024.55, 708,591,036.83 and 242,811,512.55

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Solution

The fourth proportional to 472,394,024.55, 708,591,036.83 and 242,811,512.55 is: 364,217,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,394,024.55 : 708,591,036.83 = 242,811,512.55 : x
  2. Step 2: Convert to fraction form
    472,394,024.55/708,591,036.83 = 242,811,512.55/x
  3. Step 3: Cross multiply
    472,394,024.55x = 708,591,036.83 × 242,811,512.55
  4. Step 4: Simplify right side
    472,394,024.55x = 172,054,061,430,851,008
  5. Step 5: Solve for x
    x = 172,054,061,430,851,008/472,394,024.55
  6. Step 6: Final answer
    x = 364,217,268.83

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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.