Home / 115,912,216.80-173,868,325.20-114,211,605.60

Finding the Fourth Proportional to 115,912,216.80, 173,868,325.20 and 114,211,605.60

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Solution

The fourth proportional to 115,912,216.80, 173,868,325.20 and 114,211,605.60 is: 171,317,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,216.80 : 173,868,325.20 = 114,211,605.60 : x
  2. Step 2: Convert to fraction form
    115,912,216.80/173,868,325.20 = 114,211,605.60/x
  3. Step 3: Cross multiply
    115,912,216.80x = 173,868,325.20 × 114,211,605.60
  4. Step 4: Simplify right side
    115,912,216.80x = 19,857,780,584,074,940
  5. Step 5: Solve for x
    x = 19,857,780,584,074,940/115,912,216.80
  6. Step 6: Final answer
    x = 171,317,408.40

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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.