Home / 261,001,113.58-360,190,882.22-143,535,528.36

Finding the Fourth Proportional to 261,001,113.58, 360,190,882.22 and 143,535,528.36

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Solution

The fourth proportional to 261,001,113.58, 360,190,882.22 and 143,535,528.36 is: 198,084,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,001,113.58 : 360,190,882.22 = 143,535,528.36 : x
  2. Step 2: Convert to fraction form
    261,001,113.58/360,190,882.22 = 143,535,528.36/x
  3. Step 3: Cross multiply
    261,001,113.58x = 360,190,882.22 × 143,535,528.36
  4. Step 4: Simplify right side
    261,001,113.58x = 51,700,188,589,902,240
  5. Step 5: Solve for x
    x = 51,700,188,589,902,240/261,001,113.58
  6. Step 6: Final answer
    x = 198,084,168.61

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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.