Home / 123,088,163.60-184,632,245.40-117,419,459.60

Finding the Fourth Proportional to 123,088,163.60, 184,632,245.40 and 117,419,459.60

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Solution

The fourth proportional to 123,088,163.60, 184,632,245.40 and 117,419,459.60 is: 176,129,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,088,163.60 : 184,632,245.40 = 117,419,459.60 : x
  2. Step 2: Convert to fraction form
    123,088,163.60/184,632,245.40 = 117,419,459.60/x
  3. Step 3: Cross multiply
    123,088,163.60x = 184,632,245.40 × 117,419,459.60
  4. Step 4: Simplify right side
    123,088,163.60x = 21,679,418,479,602,584
  5. Step 5: Solve for x
    x = 21,679,418,479,602,584/123,088,163.60
  6. Step 6: Final answer
    x = 176,129,189.40

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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.