Home / 379,053,369,262.68-522,788,640,492.80-333,229,667,418.16

Finding the Fourth Proportional to 379,053,369,262.68, 522,788,640,492.80 and 333,229,667,418.16

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Solution

The fourth proportional to 379,053,369,262.68, 522,788,640,492.80 and 333,229,667,418.16 is: 459,588,804,447.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,053,369,262.68 : 522,788,640,492.80 = 333,229,667,418.16 : x
  2. Step 2: Convert to fraction form
    379,053,369,262.68/522,788,640,492.80 = 333,229,667,418.16/x
  3. Step 3: Cross multiply
    379,053,369,262.68x = 522,788,640,492.80 × 333,229,667,418.16
  4. Step 4: Simplify right side
    379,053,369,262.68x = 174,208,684,801,407,739,494,400
  5. Step 5: Solve for x
    x = 174,208,684,801,407,739,494,400/379,053,369,262.68
  6. Step 6: Final answer
    x = 459,588,804,447.96

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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.