Home / 120,963,658.30-181,469,107.05-48,168,051.10

Finding the Fourth Proportional to 120,963,658.30, 181,469,107.05 and 48,168,051.10

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Solution

The fourth proportional to 120,963,658.30, 181,469,107.05 and 48,168,051.10 is: 72,261,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,963,658.30 : 181,469,107.05 = 48,168,051.10 : x
  2. Step 2: Convert to fraction form
    120,963,658.30/181,469,107.05 = 48,168,051.10/x
  3. Step 3: Cross multiply
    120,963,658.30x = 181,469,107.05 × 48,168,051.10
  4. Step 4: Simplify right side
    120,963,658.30x = 8,741,013,221,455,771
  5. Step 5: Solve for x
    x = 8,741,013,221,455,771/120,963,658.30
  6. Step 6: Final answer
    x = 72,261,482.04

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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.