Home / 449,833,344.48-620,765,425.89-251,594,366.22

Finding the Fourth Proportional to 449,833,344.48, 620,765,425.89 and 251,594,366.22

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Solution

The fourth proportional to 449,833,344.48, 620,765,425.89 and 251,594,366.22 is: 347,197,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,833,344.48 : 620,765,425.89 = 251,594,366.22 : x
  2. Step 2: Convert to fraction form
    449,833,344.48/620,765,425.89 = 251,594,366.22/x
  3. Step 3: Cross multiply
    449,833,344.48x = 620,765,425.89 × 251,594,366.22
  4. Step 4: Simplify right side
    449,833,344.48x = 156,181,083,898,082,912
  5. Step 5: Solve for x
    x = 156,181,083,898,082,912/449,833,344.48
  6. Step 6: Final answer
    x = 347,197,658.45

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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.