Home / 115,811,234.20-173,814,828.90-47,702,805.40

Finding the Fourth Proportional to 115,811,234.20, 173,814,828.90 and 47,702,805.40

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Solution

The fourth proportional to 115,811,234.20, 173,814,828.90 and 47,702,805.40 is: 71,594,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,811,234.20 : 173,814,828.90 = 47,702,805.40 : x
  2. Step 2: Convert to fraction form
    115,811,234.20/173,814,828.90 = 47,702,805.40/x
  3. Step 3: Cross multiply
    115,811,234.20x = 173,814,828.90 × 47,702,805.40
  4. Step 4: Simplify right side
    115,811,234.20x = 8,291,454,958,650,996
  5. Step 5: Solve for x
    x = 8,291,454,958,650,996/115,811,234.20
  6. Step 6: Final answer
    x = 71,594,565.21

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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.