Home / 155,643,571.29-233,715,462.27-103,202,239.15

Finding the Fourth Proportional to 155,643,571.29, 233,715,462.27 and 103,202,239.15

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Solution

The fourth proportional to 155,643,571.29, 233,715,462.27 and 103,202,239.15 is: 154,969,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,643,571.29 : 233,715,462.27 = 103,202,239.15 : x
  2. Step 2: Convert to fraction form
    155,643,571.29/233,715,462.27 = 103,202,239.15/x
  3. Step 3: Cross multiply
    155,643,571.29x = 233,715,462.27 × 103,202,239.15
  4. Step 4: Simplify right side
    155,643,571.29x = 24,119,959,028,556,752
  5. Step 5: Solve for x
    x = 24,119,959,028,556,752/155,643,571.29
  6. Step 6: Final answer
    x = 154,969,195.51

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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.