Home / 2,819,431,974.50-3,890,588,348.67-1,630,077,589.74

Finding the Fourth Proportional to 2,819,431,974.50, 3,890,588,348.67 and 1,630,077,589.74

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Solution

The fourth proportional to 2,819,431,974.50, 3,890,588,348.67 and 1,630,077,589.74 is: 2,249,375,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,431,974.50 : 3,890,588,348.67 = 1,630,077,589.74 : x
  2. Step 2: Convert to fraction form
    2,819,431,974.50/3,890,588,348.67 = 1,630,077,589.74/x
  3. Step 3: Cross multiply
    2,819,431,974.50x = 3,890,588,348.67 × 1,630,077,589.74
  4. Step 4: Simplify right side
    2,819,431,974.50x = 6,341,960,878,066,451,456
  5. Step 5: Solve for x
    x = 6,341,960,878,066,451,456/2,819,431,974.50
  6. Step 6: Final answer
    x = 2,249,375,383.20

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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.