Home / 3,180,217,841.43-4,772,505,780.41-1,109,939,602.83

Finding the Fourth Proportional to 3,180,217,841.43, 4,772,505,780.41 and 1,109,939,602.83

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Solution

The fourth proportional to 3,180,217,841.43, 4,772,505,780.41 and 1,109,939,602.83 is: 1,665,669,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,217,841.43 : 4,772,505,780.41 = 1,109,939,602.83 : x
  2. Step 2: Convert to fraction form
    3,180,217,841.43/4,772,505,780.41 = 1,109,939,602.83/x
  3. Step 3: Cross multiply
    3,180,217,841.43x = 4,772,505,780.41 × 1,109,939,602.83
  4. Step 4: Simplify right side
    3,180,217,841.43x = 5,297,193,170,406,603,776
  5. Step 5: Solve for x
    x = 5,297,193,170,406,603,776/3,180,217,841.43
  6. Step 6: Final answer
    x = 1,665,669,911.48

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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.