Home / 115,811,235.20-173,814,830.40-47,702,806.40

Finding the Fourth Proportional to 115,811,235.20, 173,814,830.40 and 47,702,806.40

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Solution

The fourth proportional to 115,811,235.20, 173,814,830.40 and 47,702,806.40 is: 71,594,566.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,811,235.20 : 173,814,830.40 = 47,702,806.40 : x
  2. Step 2: Convert to fraction form
    115,811,235.20/173,814,830.40 = 47,702,806.40/x
  3. Step 3: Cross multiply
    115,811,235.20x = 173,814,830.40 × 47,702,806.40
  4. Step 4: Simplify right side
    115,811,235.20x = 8,291,455,204,020,035
  5. Step 5: Solve for x
    x = 8,291,455,204,020,035/115,811,235.20
  6. Step 6: Final answer
    x = 71,594,566.71

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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.