Home / 1,975,896,035.72-2,959,892,125.26-1,188,515,043.02

Finding the Fourth Proportional to 1,975,896,035.72, 2,959,892,125.26 and 1,188,515,043.02

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Solution

The fourth proportional to 1,975,896,035.72, 2,959,892,125.26 and 1,188,515,043.02 is: 1,780,395,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,896,035.72 : 2,959,892,125.26 = 1,188,515,043.02 : x
  2. Step 2: Convert to fraction form
    1,975,896,035.72/2,959,892,125.26 = 1,188,515,043.02/x
  3. Step 3: Cross multiply
    1,975,896,035.72x = 2,959,892,125.26 × 1,188,515,043.02
  4. Step 4: Simplify right side
    1,975,896,035.72x = 3,517,876,316,587,948,544
  5. Step 5: Solve for x
    x = 3,517,876,316,587,948,544/1,975,896,035.72
  6. Step 6: Final answer
    x = 1,780,395,452.49

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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.