Home / 125,500,759.83-187,673,237.01-119,378,559.51

Finding the Fourth Proportional to 125,500,759.83, 187,673,237.01 and 119,378,559.51

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Solution

The fourth proportional to 125,500,759.83, 187,673,237.01 and 119,378,559.51 is: 178,518,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,500,759.83 : 187,673,237.01 = 119,378,559.51 : x
  2. Step 2: Convert to fraction form
    125,500,759.83/187,673,237.01 = 119,378,559.51/x
  3. Step 3: Cross multiply
    125,500,759.83x = 187,673,237.01 × 119,378,559.51
  4. Step 4: Simplify right side
    125,500,759.83x = 22,404,160,692,832,620
  5. Step 5: Solve for x
    x = 22,404,160,692,832,620/125,500,759.83
  6. Step 6: Final answer
    x = 178,518,127.88

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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.