Home / 497,918,342.94-687,187,566.62-283,389,147.27

Finding the Fourth Proportional to 497,918,342.94, 687,187,566.62 and 283,389,147.27

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Solution

The fourth proportional to 497,918,342.94, 687,187,566.62 and 283,389,147.27 is: 391,111,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,918,342.94 : 687,187,566.62 = 283,389,147.27 : x
  2. Step 2: Convert to fraction form
    497,918,342.94/687,187,566.62 = 283,389,147.27/x
  3. Step 3: Cross multiply
    497,918,342.94x = 687,187,566.62 × 283,389,147.27
  4. Step 4: Simplify right side
    497,918,342.94x = 194,741,498,518,988,096
  5. Step 5: Solve for x
    x = 194,741,498,518,988,096/497,918,342.94
  6. Step 6: Final answer
    x = 391,111,316.30

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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.