Home / 505,511,489.40-758,267,234.10-233,413,697.40

Finding the Fourth Proportional to 505,511,489.40, 758,267,234.10 and 233,413,697.40

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Solution

The fourth proportional to 505,511,489.40, 758,267,234.10 and 233,413,697.40 is: 350,120,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,511,489.40 : 758,267,234.10 = 233,413,697.40 : x
  2. Step 2: Convert to fraction form
    505,511,489.40/758,267,234.10 = 233,413,697.40/x
  3. Step 3: Cross multiply
    505,511,489.40x = 758,267,234.10 × 233,413,697.40
  4. Step 4: Simplify right side
    505,511,489.40x = 176,989,958,728,552,384
  5. Step 5: Solve for x
    x = 176,989,958,728,552,384/505,511,489.40
  6. Step 6: Final answer
    x = 350,120,546.10

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1.5x scale

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.