Home / 57,061,330,472.83-85,517,538,335.62-31,878,030,136.61

Finding the Fourth Proportional to 57,061,330,472.83, 85,517,538,335.62 and 31,878,030,136.61

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Solution

The fourth proportional to 57,061,330,472.83, 85,517,538,335.62 and 31,878,030,136.61 is: 47,775,448,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,061,330,472.83 : 85,517,538,335.62 = 31,878,030,136.61 : x
  2. Step 2: Convert to fraction form
    57,061,330,472.83/85,517,538,335.62 = 31,878,030,136.61/x
  3. Step 3: Cross multiply
    57,061,330,472.83x = 85,517,538,335.62 × 31,878,030,136.61
  4. Step 4: Simplify right side
    57,061,330,472.83x = 2,726,130,664,271,766,355,968
  5. Step 5: Solve for x
    x = 2,726,130,664,271,766,355,968/57,061,330,472.83
  6. Step 6: Final answer
    x = 47,775,448,656.42

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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.