Home / 375,560,914.68-562,943,772.90-126,328,907.52

Finding the Fourth Proportional to 375,560,914.68, 562,943,772.90 and 126,328,907.52

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Solution

The fourth proportional to 375,560,914.68, 562,943,772.90 and 126,328,907.52 is: 189,359,619.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,560,914.68 : 562,943,772.90 = 126,328,907.52 : x
  2. Step 2: Convert to fraction form
    375,560,914.68/562,943,772.90 = 126,328,907.52/x
  3. Step 3: Cross multiply
    375,560,914.68x = 562,943,772.90 × 126,328,907.52
  4. Step 4: Simplify right side
    375,560,914.68x = 71,116,071,825,643,976
  5. Step 5: Solve for x
    x = 71,116,071,825,643,976/375,560,914.68
  6. Step 6: Final answer
    x = 189,359,619.29

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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.