Home / 120,771,570,139.29-166,665,271,951.80-66,576,929,195.75

Finding the Fourth Proportional to 120,771,570,139.29, 166,665,271,951.80 and 66,576,929,195.75

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Solution

The fourth proportional to 120,771,570,139.29, 166,665,271,951.80 and 66,576,929,195.75 is: 91,876,440,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,771,570,139.29 : 166,665,271,951.80 = 66,576,929,195.75 : x
  2. Step 2: Convert to fraction form
    120,771,570,139.29/166,665,271,951.80 = 66,576,929,195.75/x
  3. Step 3: Cross multiply
    120,771,570,139.29x = 166,665,271,951.80 × 66,576,929,195.75
  4. Step 4: Simplify right side
    120,771,570,139.29x = 11,096,062,010,124,572,557,312
  5. Step 5: Solve for x
    x = 11,096,062,010,124,572,557,312/120,771,570,139.29
  6. Step 6: Final answer
    x = 91,876,440,766.04

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1.5x scale

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.