Home / 550,798,383.78-760,115,400.06-299,916,529.26

Finding the Fourth Proportional to 550,798,383.78, 760,115,400.06 and 299,916,529.26

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Solution

The fourth proportional to 550,798,383.78, 760,115,400.06 and 299,916,529.26 is: 413,892,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,798,383.78 : 760,115,400.06 = 299,916,529.26 : x
  2. Step 2: Convert to fraction form
    550,798,383.78/760,115,400.06 = 299,916,529.26/x
  3. Step 3: Cross multiply
    550,798,383.78x = 760,115,400.06 × 299,916,529.26
  4. Step 4: Simplify right side
    550,798,383.78x = 227,971,172,623,071,584
  5. Step 5: Solve for x
    x = 227,971,172,623,071,584/550,798,383.78
  6. Step 6: Final answer
    x = 413,892,232.32

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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.