Home / 1,324,670,975,998.40-1,987,006,463,997.60-529,290,834,737.60

Finding the Fourth Proportional to 1,324,670,975,998.40, 1,987,006,463,997.60 and 529,290,834,737.60

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Solution

The fourth proportional to 1,324,670,975,998.40, 1,987,006,463,997.60 and 529,290,834,737.60 is: 793,936,252,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,670,975,998.40 : 1,987,006,463,997.60 = 529,290,834,737.60 : x
  2. Step 2: Convert to fraction form
    1,324,670,975,998.40/1,987,006,463,997.60 = 529,290,834,737.60/x
  3. Step 3: Cross multiply
    1,324,670,975,998.40x = 1,987,006,463,997.60 × 529,290,834,737.60
  4. Step 4: Simplify right side
    1,324,670,975,998.40x = 1,051,704,309,958,296,702,287,872
  5. Step 5: Solve for x
    x = 1,051,704,309,958,296,702,287,872/1,324,670,975,998.40
  6. Step 6: Final answer
    x = 793,936,252,106.40

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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.