Home / 155,643,571.91-233,715,463.19-103,202,239.76

Finding the Fourth Proportional to 155,643,571.91, 233,715,463.19 and 103,202,239.76

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Solution

The fourth proportional to 155,643,571.91, 233,715,463.19 and 103,202,239.76 is: 154,969,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,643,571.91 : 233,715,463.19 = 103,202,239.76 : x
  2. Step 2: Convert to fraction form
    155,643,571.91/233,715,463.19 = 103,202,239.76/x
  3. Step 3: Cross multiply
    155,643,571.91x = 233,715,463.19 × 103,202,239.76
  4. Step 4: Simplify right side
    155,643,571.91x = 24,119,959,267,332,688
  5. Step 5: Solve for x
    x = 24,119,959,267,332,688/155,643,571.91
  6. Step 6: Final answer
    x = 154,969,196.42

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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.