Home / 168,503,610,773.39-232,534,926,740.98-92,378,390,318.51

Finding the Fourth Proportional to 168,503,610,773.39, 232,534,926,740.98 and 92,378,390,318.51

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Solution

The fourth proportional to 168,503,610,773.39, 232,534,926,740.98 and 92,378,390,318.51 is: 127,482,147,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,503,610,773.39 : 232,534,926,740.98 = 92,378,390,318.51 : x
  2. Step 2: Convert to fraction form
    168,503,610,773.39/232,534,926,740.98 = 92,378,390,318.51/x
  3. Step 3: Cross multiply
    168,503,610,773.39x = 232,534,926,740.98 × 92,378,390,318.51
  4. Step 4: Simplify right side
    168,503,610,773.39x = 21,481,202,225,164,379,488,256
  5. Step 5: Solve for x
    x = 21,481,202,225,164,379,488,256/168,503,610,773.39
  6. Step 6: Final answer
    x = 127,482,147,869.54

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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.