Home / 476,476,835.94-714,097,338.66-213,967,551.78

Finding the Fourth Proportional to 476,476,835.94, 714,097,338.66 and 213,967,551.78

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Solution

The fourth proportional to 476,476,835.94, 714,097,338.66 and 213,967,551.78 is: 320,673,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,476,835.94 : 714,097,338.66 = 213,967,551.78 : x
  2. Step 2: Convert to fraction form
    476,476,835.94/714,097,338.66 = 213,967,551.78/x
  3. Step 3: Cross multiply
    476,476,835.94x = 714,097,338.66 × 213,967,551.78
  4. Step 4: Simplify right side
    476,476,835.94x = 152,793,659,285,693,728
  5. Step 5: Solve for x
    x = 152,793,659,285,693,728/476,476,835.94
  6. Step 6: Final answer
    x = 320,673,845.53

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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.