Home / 87,464,448,611.20-131,196,672,916.80-40,300,831,331.20

Finding the Fourth Proportional to 87,464,448,611.20, 131,196,672,916.80 and 40,300,831,331.20

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Solution

The fourth proportional to 87,464,448,611.20, 131,196,672,916.80 and 40,300,831,331.20 is: 60,451,246,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,464,448,611.20 : 131,196,672,916.80 = 40,300,831,331.20 : x
  2. Step 2: Convert to fraction form
    87,464,448,611.20/131,196,672,916.80 = 40,300,831,331.20/x
  3. Step 3: Cross multiply
    87,464,448,611.20x = 131,196,672,916.80 × 40,300,831,331.20
  4. Step 4: Simplify right side
    87,464,448,611.20x = 5,287,334,986,434,571,403,264
  5. Step 5: Solve for x
    x = 5,287,334,986,434,571,403,264/87,464,448,611.20
  6. Step 6: Final answer
    x = 60,451,246,996.80

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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.