Home / 118,346,158.85-163,317,920.48-66,135,194.57

Finding the Fourth Proportional to 118,346,158.85, 163,317,920.48 and 66,135,194.57

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Solution

The fourth proportional to 118,346,158.85, 163,317,920.48 and 66,135,194.57 is: 91,266,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,346,158.85 : 163,317,920.48 = 66,135,194.57 : x
  2. Step 2: Convert to fraction form
    118,346,158.85/163,317,920.48 = 66,135,194.57/x
  3. Step 3: Cross multiply
    118,346,158.85x = 163,317,920.48 × 66,135,194.57
  4. Step 4: Simplify right side
    118,346,158.85x = 10,801,062,446,565,322
  5. Step 5: Solve for x
    x = 10,801,062,446,565,322/118,346,158.85
  6. Step 6: Final answer
    x = 91,266,692.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.