Home / 448,295,791.77-618,663,576.20-260,109,875.25

Finding the Fourth Proportional to 448,295,791.77, 618,663,576.20 and 260,109,875.25

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Solution

The fourth proportional to 448,295,791.77, 618,663,576.20 and 260,109,875.25 is: 358,960,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,295,791.77 : 618,663,576.20 = 260,109,875.25 : x
  2. Step 2: Convert to fraction form
    448,295,791.77/618,663,576.20 = 260,109,875.25/x
  3. Step 3: Cross multiply
    448,295,791.77x = 618,663,576.20 × 260,109,875.25
  4. Step 4: Simplify right side
    448,295,791.77x = 160,920,505,625,800,320
  5. Step 5: Solve for x
    x = 160,920,505,625,800,320/448,295,791.77
  6. Step 6: Final answer
    x = 358,960,553.68

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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.