Home / 619,418,237.69-854,819,723.50-337,147,045.21

Finding the Fourth Proportional to 619,418,237.69, 854,819,723.50 and 337,147,045.21

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Solution

The fourth proportional to 619,418,237.69, 854,819,723.50 and 337,147,045.21 is: 465,275,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,418,237.69 : 854,819,723.50 = 337,147,045.21 : x
  2. Step 2: Convert to fraction form
    619,418,237.69/854,819,723.50 = 337,147,045.21/x
  3. Step 3: Cross multiply
    619,418,237.69x = 854,819,723.50 × 337,147,045.21
  4. Step 4: Simplify right side
    619,418,237.69x = 288,199,943,965,254,176
  5. Step 5: Solve for x
    x = 288,199,943,965,254,176/619,418,237.69
  6. Step 6: Final answer
    x = 465,275,199.26

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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.