Home / 125,893,144,811.10-188,839,717,216.65-51,322,477,431.90

Finding the Fourth Proportional to 125,893,144,811.10, 188,839,717,216.65 and 51,322,477,431.90

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Solution

The fourth proportional to 125,893,144,811.10, 188,839,717,216.65 and 51,322,477,431.90 is: 76,983,716,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,893,144,811.10 : 188,839,717,216.65 = 51,322,477,431.90 : x
  2. Step 2: Convert to fraction form
    125,893,144,811.10/188,839,717,216.65 = 51,322,477,431.90/x
  3. Step 3: Cross multiply
    125,893,144,811.10x = 188,839,717,216.65 × 51,322,477,431.90
  4. Step 4: Simplify right side
    125,893,144,811.10x = 9,691,722,125,097,897,558,016
  5. Step 5: Solve for x
    x = 9,691,722,125,097,897,558,016/125,893,144,811.10
  6. Step 6: Final answer
    x = 76,983,716,147.85

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1.5x scale

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.