Home / 262,230,226.20-393,455,564.10-140,919,960.60

Finding the Fourth Proportional to 262,230,226.20, 393,455,564.10 and 140,919,960.60

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Solution

The fourth proportional to 262,230,226.20, 393,455,564.10 and 140,919,960.60 is: 211,439,174.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,230,226.20 : 393,455,564.10 = 140,919,960.60 : x
  2. Step 2: Convert to fraction form
    262,230,226.20/393,455,564.10 = 140,919,960.60/x
  3. Step 3: Cross multiply
    262,230,226.20x = 393,455,564.10 × 140,919,960.60
  4. Step 4: Simplify right side
    262,230,226.20x = 55,445,742,590,822,776
  5. Step 5: Solve for x
    x = 55,445,742,590,822,776/262,230,226.20
  6. Step 6: Final answer
    x = 211,439,174.63

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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.