Home / 250,416,269.54-345,573,179.00-138,905,955.90

Finding the Fourth Proportional to 250,416,269.54, 345,573,179.00 and 138,905,955.90

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Solution

The fourth proportional to 250,416,269.54, 345,573,179.00 and 138,905,955.90 is: 191,689,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,416,269.54 : 345,573,179.00 = 138,905,955.90 : x
  2. Step 2: Convert to fraction form
    250,416,269.54/345,573,179.00 = 138,905,955.90/x
  3. Step 3: Cross multiply
    250,416,269.54x = 345,573,179.00 × 138,905,955.90
  4. Step 4: Simplify right side
    250,416,269.54x = 48,002,172,762,998,176
  5. Step 5: Solve for x
    x = 48,002,172,762,998,176/250,416,269.54
  6. Step 6: Final answer
    x = 191,689,513.03

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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.