Home / 194,214,173.10-291,433,234.05-73,132,521.90

Finding the Fourth Proportional to 194,214,173.10, 291,433,234.05 and 73,132,521.90

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Solution

The fourth proportional to 194,214,173.10, 291,433,234.05 and 73,132,521.90 is: 109,740,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,214,173.10 : 291,433,234.05 = 73,132,521.90 : x
  2. Step 2: Convert to fraction form
    194,214,173.10/291,433,234.05 = 73,132,521.90/x
  3. Step 3: Cross multiply
    194,214,173.10x = 291,433,234.05 × 73,132,521.90
  4. Step 4: Simplify right side
    194,214,173.10x = 21,313,247,371,549,452
  5. Step 5: Solve for x
    x = 21,313,247,371,549,452/194,214,173.10
  6. Step 6: Final answer
    x = 109,740,947.49

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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.