Home / 251,486,666.44-377,093,080.86-87,680,366.44

Finding the Fourth Proportional to 251,486,666.44, 377,093,080.86 and 87,680,366.44

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Solution

The fourth proportional to 251,486,666.44, 377,093,080.86 and 87,680,366.44 is: 131,472,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,486,666.44 : 377,093,080.86 = 87,680,366.44 : x
  2. Step 2: Convert to fraction form
    251,486,666.44/377,093,080.86 = 87,680,366.44/x
  3. Step 3: Cross multiply
    251,486,666.44x = 377,093,080.86 × 87,680,366.44
  4. Step 4: Simplify right side
    251,486,666.44x = 33,063,659,511,793,352
  5. Step 5: Solve for x
    x = 33,063,659,511,793,352/251,486,666.44
  6. Step 6: Final answer
    x = 131,472,813.17

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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.