Home / 1,890,329,217.74-2,608,798,549.20-1,043,719,757.12

Finding the Fourth Proportional to 1,890,329,217.74, 2,608,798,549.20 and 1,043,719,757.12

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Solution

The fourth proportional to 1,890,329,217.74, 2,608,798,549.20 and 1,043,719,757.12 is: 1,440,412,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,329,217.74 : 2,608,798,549.20 = 1,043,719,757.12 : x
  2. Step 2: Convert to fraction form
    1,890,329,217.74/2,608,798,549.20 = 1,043,719,757.12/x
  3. Step 3: Cross multiply
    1,890,329,217.74x = 2,608,798,549.20 × 1,043,719,757.12
  4. Step 4: Simplify right side
    1,890,329,217.74x = 2,722,854,588,146,032,128
  5. Step 5: Solve for x
    x = 2,722,854,588,146,032,128/1,890,329,217.74
  6. Step 6: Final answer
    x = 1,440,412,898.77

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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.