Home / 622,989,078.56-934,412,234.16-162,971,649.44

Finding the Fourth Proportional to 622,989,078.56, 934,412,234.16 and 162,971,649.44

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Solution

The fourth proportional to 622,989,078.56, 934,412,234.16 and 162,971,649.44 is: 244,438,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,989,078.56 : 934,412,234.16 = 162,971,649.44 : x
  2. Step 2: Convert to fraction form
    622,989,078.56/934,412,234.16 = 162,971,649.44/x
  3. Step 3: Cross multiply
    622,989,078.56x = 934,412,234.16 × 162,971,649.44
  4. Step 4: Simplify right side
    622,989,078.56x = 152,282,703,057,970,720
  5. Step 5: Solve for x
    x = 152,282,703,057,970,720/622,989,078.56
  6. Step 6: Final answer
    x = 244,438,800.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.