Home / 148,397,153.63-204,812,631.71-82,338,933.44

Finding the Fourth Proportional to 148,397,153.63, 204,812,631.71 and 82,338,933.44

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Solution

The fourth proportional to 148,397,153.63, 204,812,631.71 and 82,338,933.44 is: 113,641,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,397,153.63 : 204,812,631.71 = 82,338,933.44 : x
  2. Step 2: Convert to fraction form
    148,397,153.63/204,812,631.71 = 82,338,933.44/x
  3. Step 3: Cross multiply
    148,397,153.63x = 204,812,631.71 × 82,338,933.44
  4. Step 4: Simplify right side
    148,397,153.63x = 16,864,053,650,450,854
  5. Step 5: Solve for x
    x = 16,864,053,650,450,854/148,397,153.63
  6. Step 6: Final answer
    x = 113,641,355.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.