Home / 356,089,191.40-534,133,787.10-331,146,893.80

Finding the Fourth Proportional to 356,089,191.40, 534,133,787.10 and 331,146,893.80

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Solution

The fourth proportional to 356,089,191.40, 534,133,787.10 and 331,146,893.80 is: 496,720,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,089,191.40 : 534,133,787.10 = 331,146,893.80 : x
  2. Step 2: Convert to fraction form
    356,089,191.40/534,133,787.10 = 331,146,893.80/x
  3. Step 3: Cross multiply
    356,089,191.40x = 534,133,787.10 × 331,146,893.80
  4. Step 4: Simplify right side
    356,089,191.40x = 176,876,744,471,795,520
  5. Step 5: Solve for x
    x = 176,876,744,471,795,520/356,089,191.40
  6. Step 6: Final answer
    x = 496,720,340.70

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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.