Home / 2,613,745,631.80-3,920,618,447.70-2,021,932,934.20

Finding the Fourth Proportional to 2,613,745,631.80, 3,920,618,447.70 and 2,021,932,934.20

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Solution

The fourth proportional to 2,613,745,631.80, 3,920,618,447.70 and 2,021,932,934.20 is: 3,032,899,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,745,631.80 : 3,920,618,447.70 = 2,021,932,934.20 : x
  2. Step 2: Convert to fraction form
    2,613,745,631.80/3,920,618,447.70 = 2,021,932,934.20/x
  3. Step 3: Cross multiply
    2,613,745,631.80x = 3,920,618,447.70 × 2,021,932,934.20
  4. Step 4: Simplify right side
    2,613,745,631.80x = 7,927,227,561,836,709,888
  5. Step 5: Solve for x
    x = 7,927,227,561,836,709,888/2,613,745,631.80
  6. Step 6: Final answer
    x = 3,032,899,401.30

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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.