Home / 2,152,512,991.86-2,970,467,904.63-1,162,438,408.86

Finding the Fourth Proportional to 2,152,512,991.86, 2,970,467,904.63 and 1,162,438,408.86

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Solution

The fourth proportional to 2,152,512,991.86, 2,970,467,904.63 and 1,162,438,408.86 is: 1,604,164,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,512,991.86 : 2,970,467,904.63 = 1,162,438,408.86 : x
  2. Step 2: Convert to fraction form
    2,152,512,991.86/2,970,467,904.63 = 1,162,438,408.86/x
  3. Step 3: Cross multiply
    2,152,512,991.86x = 2,970,467,904.63 × 1,162,438,408.86
  4. Step 4: Simplify right side
    2,152,512,991.86x = 3,452,985,984,627,795,456
  5. Step 5: Solve for x
    x = 3,452,985,984,627,795,456/2,152,512,991.86
  6. Step 6: Final answer
    x = 1,604,164,991.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.