Home / 472,394,406.30-708,591,609.45-242,811,894.30

Finding the Fourth Proportional to 472,394,406.30, 708,591,609.45 and 242,811,894.30

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Solution

The fourth proportional to 472,394,406.30, 708,591,609.45 and 242,811,894.30 is: 364,217,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,394,406.30 : 708,591,609.45 = 242,811,894.30 : x
  2. Step 2: Convert to fraction form
    472,394,406.30/708,591,609.45 = 242,811,894.30/x
  3. Step 3: Cross multiply
    472,394,406.30x = 708,591,609.45 × 242,811,894.30
  4. Step 4: Simplify right side
    472,394,406.30x = 172,054,470,975,640,288
  5. Step 5: Solve for x
    x = 172,054,470,975,640,288/472,394,406.30
  6. Step 6: Final answer
    x = 364,217,841.45

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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.