Home / 190,097,392.46-285,243,324.38-90,499,582.98

Finding the Fourth Proportional to 190,097,392.46, 285,243,324.38 and 90,499,582.98

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Solution

The fourth proportional to 190,097,392.46, 285,243,324.38 and 90,499,582.98 is: 135,795,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,097,392.46 : 285,243,324.38 = 90,499,582.98 : x
  2. Step 2: Convert to fraction form
    190,097,392.46/285,243,324.38 = 90,499,582.98/x
  3. Step 3: Cross multiply
    190,097,392.46x = 285,243,324.38 × 90,499,582.98
  4. Step 4: Simplify right side
    190,097,392.46x = 25,814,401,904,218,868
  5. Step 5: Solve for x
    x = 25,814,401,904,218,868/190,097,392.46
  6. Step 6: Final answer
    x = 135,795,665.42

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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.