Home / 472,394,515.80-708,591,773.70-242,812,003.80

Finding the Fourth Proportional to 472,394,515.80, 708,591,773.70 and 242,812,003.80

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Solution

The fourth proportional to 472,394,515.80, 708,591,773.70 and 242,812,003.80 is: 364,218,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,394,515.80 : 708,591,773.70 = 242,812,003.80 : x
  2. Step 2: Convert to fraction form
    472,394,515.80/708,591,773.70 = 242,812,003.80/x
  3. Step 3: Cross multiply
    472,394,515.80x = 708,591,773.70 × 242,812,003.80
  4. Step 4: Simplify right side
    472,394,515.80x = 172,054,588,448,293,152
  5. Step 5: Solve for x
    x = 172,054,588,448,293,152/472,394,515.80
  6. Step 6: Final answer
    x = 364,218,005.70

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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.