Home / 194,236,821.60-291,271,251.60-97,155,016.80

Finding the Fourth Proportional to 194,236,821.60, 291,271,251.60 and 97,155,016.80

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Solution

The fourth proportional to 194,236,821.60, 291,271,251.60 and 97,155,016.80 is: 145,690,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,236,821.60 : 291,271,251.60 = 97,155,016.80 : x
  2. Step 2: Convert to fraction form
    194,236,821.60/291,271,251.60 = 97,155,016.80/x
  3. Step 3: Cross multiply
    194,236,821.60x = 291,271,251.60 × 97,155,016.80
  4. Step 4: Simplify right side
    194,236,821.60x = 28,298,463,342,555,028
  5. Step 5: Solve for x
    x = 28,298,463,342,555,028/194,236,821.60
  6. Step 6: Final answer
    x = 145,690,518.97

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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.