Home / 102,400,958.30-141,327,147.50-57,756,094.54

Finding the Fourth Proportional to 102,400,958.30, 141,327,147.50 and 57,756,094.54

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Solution

The fourth proportional to 102,400,958.30, 141,327,147.50 and 57,756,094.54 is: 79,711,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,400,958.30 : 141,327,147.50 = 57,756,094.54 : x
  2. Step 2: Convert to fraction form
    102,400,958.30/141,327,147.50 = 57,756,094.54/x
  3. Step 3: Cross multiply
    102,400,958.30x = 141,327,147.50 × 57,756,094.54
  4. Step 4: Simplify right side
    102,400,958.30x = 8,162,504,091,653,012
  5. Step 5: Solve for x
    x = 8,162,504,091,653,012/102,400,958.30
  6. Step 6: Final answer
    x = 79,711,208.05

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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.