Home / 262,304,037.60-393,707,998.80-133,057,586.40

Finding the Fourth Proportional to 262,304,037.60, 393,707,998.80 and 133,057,586.40

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Solution

The fourth proportional to 262,304,037.60, 393,707,998.80 and 133,057,586.40 is: 199,714,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,304,037.60 : 393,707,998.80 = 133,057,586.40 : x
  2. Step 2: Convert to fraction form
    262,304,037.60/393,707,998.80 = 133,057,586.40/x
  3. Step 3: Cross multiply
    262,304,037.60x = 393,707,998.80 × 133,057,586.40
  4. Step 4: Simplify right side
    262,304,037.60x = 52,385,836,066,702,104
  5. Step 5: Solve for x
    x = 52,385,836,066,702,104/262,304,037.60
  6. Step 6: Final answer
    x = 199,714,181.09

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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.