Home / 361,911,578.73-543,050,714.76-165,153,187.49

Finding the Fourth Proportional to 361,911,578.73, 543,050,714.76 and 165,153,187.49

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Solution

The fourth proportional to 361,911,578.73, 543,050,714.76 and 165,153,187.49 is: 247,813,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,911,578.73 : 543,050,714.76 = 165,153,187.49 : x
  2. Step 2: Convert to fraction form
    361,911,578.73/543,050,714.76 = 165,153,187.49/x
  3. Step 3: Cross multiply
    361,911,578.73x = 543,050,714.76 × 165,153,187.49
  4. Step 4: Simplify right side
    361,911,578.73x = 89,686,556,511,987,264
  5. Step 5: Solve for x
    x = 89,686,556,511,987,264/361,911,578.73
  6. Step 6: Final answer
    x = 247,813,448.87

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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.