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Finding the Fourth Proportional to 662,548,791.12, 914,275,735.14 and 365,174,668.92

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Solution

The fourth proportional to 662,548,791.12, 914,275,735.14 and 365,174,668.92 is: 503,918,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,548,791.12 : 914,275,735.14 = 365,174,668.92 : x
  2. Step 2: Convert to fraction form
    662,548,791.12/914,275,735.14 = 365,174,668.92/x
  3. Step 3: Cross multiply
    662,548,791.12x = 914,275,735.14 × 365,174,668.92
  4. Step 4: Simplify right side
    662,548,791.12x = 333,870,338,881,339,136
  5. Step 5: Solve for x
    x = 333,870,338,881,339,136/662,548,791.12
  6. Step 6: Final answer
    x = 503,918,116.46

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Double scale
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1.5x scale

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.