Home / 1,147,408,643.34-1,721,464,217.19-587,566,861.38

Finding the Fourth Proportional to 1,147,408,643.34, 1,721,464,217.19 and 587,566,861.38

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Solution

The fourth proportional to 1,147,408,643.34, 1,721,464,217.19 and 587,566,861.38 is: 881,530,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,408,643.34 : 1,721,464,217.19 = 587,566,861.38 : x
  2. Step 2: Convert to fraction form
    1,147,408,643.34/1,721,464,217.19 = 587,566,861.38/x
  3. Step 3: Cross multiply
    1,147,408,643.34x = 1,721,464,217.19 × 587,566,861.38
  4. Step 4: Simplify right side
    1,147,408,643.34x = 1,011,475,327,072,306,944
  5. Step 5: Solve for x
    x = 1,011,475,327,072,306,944/1,147,408,643.34
  6. Step 6: Final answer
    x = 881,530,161.85

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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.