Home / 268,379,292.33-402,524,087.90-74,310,324.93

Finding the Fourth Proportional to 268,379,292.33, 402,524,087.90 and 74,310,324.93

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Solution

The fourth proportional to 268,379,292.33, 402,524,087.90 and 74,310,324.93 is: 111,453,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,379,292.33 : 402,524,087.90 = 74,310,324.93 : x
  2. Step 2: Convert to fraction form
    268,379,292.33/402,524,087.90 = 74,310,324.93/x
  3. Step 3: Cross multiply
    268,379,292.33x = 402,524,087.90 × 74,310,324.93
  4. Step 4: Simplify right side
    268,379,292.33x = 29,911,695,763,629,332
  5. Step 5: Solve for x
    x = 29,911,695,763,629,332/268,379,292.33
  6. Step 6: Final answer
    x = 111,453,068.92

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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.