Home / 608,170,791.06-839,968,531.74-412,260,380.82

Finding the Fourth Proportional to 608,170,791.06, 839,968,531.74 and 412,260,380.82

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Solution

The fourth proportional to 608,170,791.06, 839,968,531.74 and 412,260,380.82 is: 569,388,980.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,170,791.06 : 839,968,531.74 = 412,260,380.82 : x
  2. Step 2: Convert to fraction form
    608,170,791.06/839,968,531.74 = 412,260,380.82/x
  3. Step 3: Cross multiply
    608,170,791.06x = 839,968,531.74 × 412,260,380.82
  4. Step 4: Simplify right side
    608,170,791.06x = 346,285,746,771,948,672
  5. Step 5: Solve for x
    x = 346,285,746,771,948,672/608,170,791.06
  6. Step 6: Final answer
    x = 569,388,980.63

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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.