Home / 194,219,855.60-291,245,802.60-97,138,050.80

Finding the Fourth Proportional to 194,219,855.60, 291,245,802.60 and 97,138,050.80

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Solution

The fourth proportional to 194,219,855.60, 291,245,802.60 and 97,138,050.80 is: 145,665,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,219,855.60 : 291,245,802.60 = 97,138,050.80 : x
  2. Step 2: Convert to fraction form
    194,219,855.60/291,245,802.60 = 97,138,050.80/x
  3. Step 3: Cross multiply
    194,219,855.60x = 291,245,802.60 × 97,138,050.80
  4. Step 4: Simplify right side
    194,219,855.60x = 28,291,049,568,245,572
  5. Step 5: Solve for x
    x = 28,291,049,568,245,572/194,219,855.60
  6. Step 6: Final answer
    x = 145,665,073.64

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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.