Home / 917,996,743.31-1,377,265,277.98-296,200,310.57

Finding the Fourth Proportional to 917,996,743.31, 1,377,265,277.98 and 296,200,310.57

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Solution

The fourth proportional to 917,996,743.31, 1,377,265,277.98 and 296,200,310.57 is: 444,387,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,996,743.31 : 1,377,265,277.98 = 296,200,310.57 : x
  2. Step 2: Convert to fraction form
    917,996,743.31/1,377,265,277.98 = 296,200,310.57/x
  3. Step 3: Cross multiply
    917,996,743.31x = 1,377,265,277.98 × 296,200,310.57
  4. Step 4: Simplify right side
    917,996,743.31x = 407,946,403,066,586,048
  5. Step 5: Solve for x
    x = 407,946,403,066,586,048/917,996,743.31
  6. Step 6: Final answer
    x = 444,387,636.49

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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.