Home / 155,323,760.28-214,351,344.58-84,763,926.33

Finding the Fourth Proportional to 155,323,760.28, 214,351,344.58 and 84,763,926.33

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Solution

The fourth proportional to 155,323,760.28, 214,351,344.58 and 84,763,926.33 is: 116,976,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,323,760.28 : 214,351,344.58 = 84,763,926.33 : x
  2. Step 2: Convert to fraction form
    155,323,760.28/214,351,344.58 = 84,763,926.33/x
  3. Step 3: Cross multiply
    155,323,760.28x = 214,351,344.58 × 84,763,926.33
  4. Step 4: Simplify right side
    155,323,760.28x = 18,169,261,581,625,336
  5. Step 5: Solve for x
    x = 18,169,261,581,625,336/155,323,760.28
  6. Step 6: Final answer
    x = 116,976,704.33

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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.