Home / 125,036,970-187,538,429.16-32,912,993.04

Finding the Fourth Proportional to 125,036,970, 187,538,429.16 and 32,912,993.04

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Solution

The fourth proportional to 125,036,970, 187,538,429.16 and 32,912,993.04 is: 49,365,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,036,970 : 187,538,429.16 = 32,912,993.04 : x
  2. Step 2: Convert to fraction form
    125,036,970/187,538,429.16 = 32,912,993.04/x
  3. Step 3: Cross multiply
    125,036,970x = 187,538,429.16 × 32,912,993.04
  4. Step 4: Simplify right side
    125,036,970x = 6,172,451,013,675,613
  5. Step 5: Solve for x
    x = 6,172,451,013,675,613/125,036,970
  6. Step 6: Final answer
    x = 49,365,007.91

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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.