Home / 556,997,615.98-835,524,175.79-211,977,983.14

Finding the Fourth Proportional to 556,997,615.98, 835,524,175.79 and 211,977,983.14

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Solution

The fourth proportional to 556,997,615.98, 835,524,175.79 and 211,977,983.14 is: 317,977,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,997,615.98 : 835,524,175.79 = 211,977,983.14 : x
  2. Step 2: Convert to fraction form
    556,997,615.98/835,524,175.79 = 211,977,983.14/x
  3. Step 3: Cross multiply
    556,997,615.98x = 835,524,175.79 × 211,977,983.14
  4. Step 4: Simplify right side
    556,997,615.98x = 177,112,729,647,116,160
  5. Step 5: Solve for x
    x = 177,112,729,647,116,160/556,997,615.98
  6. Step 6: Final answer
    x = 317,977,536.29

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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.