Home / 351,267,631.80-484,749,901.62-192,472,521.20

Finding the Fourth Proportional to 351,267,631.80, 484,749,901.62 and 192,472,521.20

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Solution

The fourth proportional to 351,267,631.80, 484,749,901.62 and 192,472,521.20 is: 265,612,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,267,631.80 : 484,749,901.62 = 192,472,521.20 : x
  2. Step 2: Convert to fraction form
    351,267,631.80/484,749,901.62 = 192,472,521.20/x
  3. Step 3: Cross multiply
    351,267,631.80x = 484,749,901.62 × 192,472,521.20
  4. Step 4: Simplify right side
    351,267,631.80x = 93,301,035,716,253,360
  5. Step 5: Solve for x
    x = 93,301,035,716,253,360/351,267,631.80
  6. Step 6: Final answer
    x = 265,612,391.44

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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.