Home / 748,014,778.55-1,122,022,167.83-202,756,312.55

Finding the Fourth Proportional to 748,014,778.55, 1,122,022,167.83 and 202,756,312.55

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Solution

The fourth proportional to 748,014,778.55, 1,122,022,167.83 and 202,756,312.55 is: 304,134,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,014,778.55 : 1,122,022,167.83 = 202,756,312.55 : x
  2. Step 2: Convert to fraction form
    748,014,778.55/1,122,022,167.83 = 202,756,312.55/x
  3. Step 3: Cross multiply
    748,014,778.55x = 1,122,022,167.83 × 202,756,312.55
  4. Step 4: Simplify right side
    748,014,778.55x = 227,497,077,348,568,032
  5. Step 5: Solve for x
    x = 227,497,077,348,568,032/748,014,778.55
  6. Step 6: Final answer
    x = 304,134,468.83

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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.