Home / 76,270,245.60-114,405,368.40-54,659,186.40

Finding the Fourth Proportional to 76,270,245.60, 114,405,368.40 and 54,659,186.40

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Solution

The fourth proportional to 76,270,245.60, 114,405,368.40 and 54,659,186.40 is: 81,988,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,270,245.60 : 114,405,368.40 = 54,659,186.40 : x
  2. Step 2: Convert to fraction form
    76,270,245.60/114,405,368.40 = 54,659,186.40/x
  3. Step 3: Cross multiply
    76,270,245.60x = 114,405,368.40 × 54,659,186.40
  4. Step 4: Simplify right side
    76,270,245.60x = 6,253,304,356,536,270
  5. Step 5: Solve for x
    x = 6,253,304,356,536,270/76,270,245.60
  6. Step 6: Final answer
    x = 81,988,779.60

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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.