Home / 1,721,383,476-2,582,066,626.17-672,228,278.55

Finding the Fourth Proportional to 1,721,383,476, 2,582,066,626.17 and 672,228,278.55

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Solution

The fourth proportional to 1,721,383,476, 2,582,066,626.17 and 672,228,278.55 is: 1,008,339,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,383,476 : 2,582,066,626.17 = 672,228,278.55 : x
  2. Step 2: Convert to fraction form
    1,721,383,476/2,582,066,626.17 = 672,228,278.55/x
  3. Step 3: Cross multiply
    1,721,383,476x = 2,582,066,626.17 × 672,228,278.55
  4. Step 4: Simplify right side
    1,721,383,476x = 1,735,738,203,211,665,408
  5. Step 5: Solve for x
    x = 1,735,738,203,211,665,408/1,721,383,476
  6. Step 6: Final answer
    x = 1,008,339,064.14

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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.