Home / 569,553,660,326.35-785,984,632,949.49-309,131,423,194.10

Finding the Fourth Proportional to 569,553,660,326.35, 785,984,632,949.49 and 309,131,423,194.10

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Solution

The fourth proportional to 569,553,660,326.35, 785,984,632,949.49 and 309,131,423,194.10 is: 426,601,679,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,553,660,326.35 : 785,984,632,949.49 = 309,131,423,194.10 : x
  2. Step 2: Convert to fraction form
    569,553,660,326.35/785,984,632,949.49 = 309,131,423,194.10/x
  3. Step 3: Cross multiply
    569,553,660,326.35x = 785,984,632,949.49 × 309,131,423,194.10
  4. Step 4: Simplify right side
    569,553,660,326.35x = 242,972,548,192,368,131,571,712
  5. Step 5: Solve for x
    x = 242,972,548,192,368,131,571,712/569,553,660,326.35
  6. Step 6: Final answer
    x = 426,601,679,731.37

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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.