Home / 120,404,592,208.38-166,117,667,490.03-68,255,728,286.22

Finding the Fourth Proportional to 120,404,592,208.38, 166,117,667,490.03 and 68,255,728,286.22

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Solution

The fourth proportional to 120,404,592,208.38, 166,117,667,490.03 and 68,255,728,286.22 is: 94,169,849,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,404,592,208.38 : 166,117,667,490.03 = 68,255,728,286.22 : x
  2. Step 2: Convert to fraction form
    120,404,592,208.38/166,117,667,490.03 = 68,255,728,286.22/x
  3. Step 3: Cross multiply
    120,404,592,208.38x = 166,117,667,490.03 × 68,255,728,286.22
  4. Step 4: Simplify right side
    120,404,592,208.38x = 11,338,482,375,740,130,066,432
  5. Step 5: Solve for x
    x = 11,338,482,375,740,130,066,432/120,404,592,208.38
  6. Step 6: Final answer
    x = 94,169,849,901.71

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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.