Home / 308,413,299.08-462,652,383.68-90,064,254.26

Finding the Fourth Proportional to 308,413,299.08, 462,652,383.68 and 90,064,254.26

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Solution

The fourth proportional to 308,413,299.08, 462,652,383.68 and 90,064,254.26 is: 135,105,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,413,299.08 : 462,652,383.68 = 90,064,254.26 : x
  2. Step 2: Convert to fraction form
    308,413,299.08/462,652,383.68 = 90,064,254.26/x
  3. Step 3: Cross multiply
    308,413,299.08x = 462,652,383.68 × 90,064,254.26
  4. Step 4: Simplify right side
    308,413,299.08x = 41,668,441,915,662,488
  5. Step 5: Solve for x
    x = 41,668,441,915,662,488/308,413,299.08
  6. Step 6: Final answer
    x = 135,105,853.22

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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.