Home / 255,951,250.24-384,037,478.88-137,637,725.28

Finding the Fourth Proportional to 255,951,250.24, 384,037,478.88 and 137,637,725.28

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Solution

The fourth proportional to 255,951,250.24, 384,037,478.88 and 137,637,725.28 is: 206,516,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,951,250.24 : 384,037,478.88 = 137,637,725.28 : x
  2. Step 2: Convert to fraction form
    255,951,250.24/384,037,478.88 = 137,637,725.28/x
  3. Step 3: Cross multiply
    255,951,250.24x = 384,037,478.88 × 137,637,725.28
  4. Step 4: Simplify right side
    255,951,250.24x = 52,858,045,015,309,240
  5. Step 5: Solve for x
    x = 52,858,045,015,309,240/255,951,250.24
  6. Step 6: Final answer
    x = 206,516,064.94

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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.