Home / 80,626,709.35-120,895,196.50-47,850,597.19

Finding the Fourth Proportional to 80,626,709.35, 120,895,196.50 and 47,850,597.19

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Solution

The fourth proportional to 80,626,709.35, 120,895,196.50 and 47,850,597.19 is: 71,749,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,626,709.35 : 120,895,196.50 = 47,850,597.19 : x
  2. Step 2: Convert to fraction form
    80,626,709.35/120,895,196.50 = 47,850,597.19/x
  3. Step 3: Cross multiply
    80,626,709.35x = 120,895,196.50 × 47,850,597.19
  4. Step 4: Simplify right side
    80,626,709.35x = 5,784,907,349,927,398
  5. Step 5: Solve for x
    x = 5,784,907,349,927,398/80,626,709.35
  6. Step 6: Final answer
    x = 71,749,267.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.