Home / 1,138,021,523.98-1,707,275,952.39-340,401,309.82

Finding the Fourth Proportional to 1,138,021,523.98, 1,707,275,952.39 and 340,401,309.82

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Solution

The fourth proportional to 1,138,021,523.98, 1,707,275,952.39 and 340,401,309.82 is: 510,674,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,021,523.98 : 1,707,275,952.39 = 340,401,309.82 : x
  2. Step 2: Convert to fraction form
    1,138,021,523.98/1,707,275,952.39 = 340,401,309.82/x
  3. Step 3: Cross multiply
    1,138,021,523.98x = 1,707,275,952.39 × 340,401,309.82
  4. Step 4: Simplify right side
    1,138,021,523.98x = 581,158,970,417,744,000
  5. Step 5: Solve for x
    x = 581,158,970,417,744,000/1,138,021,523.98
  6. Step 6: Final answer
    x = 510,674,849.44

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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.