Home / 279,049,558.33-385,125,059.82-160,018,731.75

Finding the Fourth Proportional to 279,049,558.33, 385,125,059.82 and 160,018,731.75

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Solution

The fourth proportional to 279,049,558.33, 385,125,059.82 and 160,018,731.75 is: 220,846,877.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,049,558.33 : 385,125,059.82 = 160,018,731.75 : x
  2. Step 2: Convert to fraction form
    279,049,558.33/385,125,059.82 = 160,018,731.75/x
  3. Step 3: Cross multiply
    279,049,558.33x = 385,125,059.82 × 160,018,731.75
  4. Step 4: Simplify right side
    279,049,558.33x = 61,627,223,636,516,016
  5. Step 5: Solve for x
    x = 61,627,223,636,516,016/279,049,558.33
  6. Step 6: Final answer
    x = 220,846,877.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.