Home / 125,809,760.56-188,626,956.80-55,741,903.76

Finding the Fourth Proportional to 125,809,760.56, 188,626,956.80 and 55,741,903.76

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Solution

The fourth proportional to 125,809,760.56, 188,626,956.80 and 55,741,903.76 is: 83,574,005.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,809,760.56 : 188,626,956.80 = 55,741,903.76 : x
  2. Step 2: Convert to fraction form
    125,809,760.56/188,626,956.80 = 55,741,903.76/x
  3. Step 3: Cross multiply
    125,809,760.56x = 188,626,956.80 × 55,741,903.76
  4. Step 4: Simplify right side
    125,809,760.56x = 10,514,425,672,487,278
  5. Step 5: Solve for x
    x = 10,514,425,672,487,278/125,809,760.56
  6. Step 6: Final answer
    x = 83,574,005.91

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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.