Home / 194,211,112.22-291,120,374.88-83,618,919.74

Finding the Fourth Proportional to 194,211,112.22, 291,120,374.88 and 83,618,919.74

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Solution

The fourth proportional to 194,211,112.22, 291,120,374.88 and 83,618,919.74 is: 125,343,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,211,112.22 : 291,120,374.88 = 83,618,919.74 : x
  2. Step 2: Convert to fraction form
    194,211,112.22/291,120,374.88 = 83,618,919.74/x
  3. Step 3: Cross multiply
    194,211,112.22x = 291,120,374.88 × 83,618,919.74
  4. Step 4: Simplify right side
    194,211,112.22x = 24,343,171,261,769,432
  5. Step 5: Solve for x
    x = 24,343,171,261,769,432/194,211,112.22
  6. Step 6: Final answer
    x = 125,343,864.13

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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.