Home / 296,479,515,338.67-409,113,142,268.03-166,273,655,915.70

Finding the Fourth Proportional to 296,479,515,338.67, 409,113,142,268.03 and 166,273,655,915.70

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Solution

The fourth proportional to 296,479,515,338.67, 409,113,142,268.03 and 166,273,655,915.70 is: 229,441,611,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,479,515,338.67 : 409,113,142,268.03 = 166,273,655,915.70 : x
  2. Step 2: Convert to fraction form
    296,479,515,338.67/409,113,142,268.03 = 166,273,655,915.70/x
  3. Step 3: Cross multiply
    296,479,515,338.67x = 409,113,142,268.03 × 166,273,655,915.70
  4. Step 4: Simplify right side
    296,479,515,338.67x = 68,024,737,848,065,253,179,392
  5. Step 5: Solve for x
    x = 68,024,737,848,065,253,179,392/296,479,515,338.67
  6. Step 6: Final answer
    x = 229,441,611,742.92

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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.