Home / 742,296,149.73-1,024,350,819.48-412,271,551.17

Finding the Fourth Proportional to 742,296,149.73, 1,024,350,819.48 and 412,271,551.17

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Solution

The fourth proportional to 742,296,149.73, 1,024,350,819.48 and 412,271,551.17 is: 568,924,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,296,149.73 : 1,024,350,819.48 = 412,271,551.17 : x
  2. Step 2: Convert to fraction form
    742,296,149.73/1,024,350,819.48 = 412,271,551.17/x
  3. Step 3: Cross multiply
    742,296,149.73x = 1,024,350,819.48 × 412,271,551.17
  4. Step 4: Simplify right side
    742,296,149.73x = 422,310,701,289,280,256
  5. Step 5: Solve for x
    x = 422,310,701,289,280,256/742,296,149.73
  6. Step 6: Final answer
    x = 568,924,817.19

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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.