Home / 192,434,740.89-288,678,942.20-59,498,450.74

Finding the Fourth Proportional to 192,434,740.89, 288,678,942.20 and 59,498,450.74

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Solution

The fourth proportional to 192,434,740.89, 288,678,942.20 and 59,498,450.74 is: 89,255,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,434,740.89 : 288,678,942.20 = 59,498,450.74 : x
  2. Step 2: Convert to fraction form
    192,434,740.89/288,678,942.20 = 59,498,450.74/x
  3. Step 3: Cross multiply
    192,434,740.89x = 288,678,942.20 × 59,498,450.74
  4. Step 4: Simplify right side
    192,434,740.89x = 17,175,949,822,162,008
  5. Step 5: Solve for x
    x = 17,175,949,822,162,008/192,434,740.89
  6. Step 6: Final answer
    x = 89,255,971.88

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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.