Home / 80,520,586.95-111,119,879.16-44,760,385.69

Finding the Fourth Proportional to 80,520,586.95, 111,119,879.16 and 44,760,385.69

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Solution

The fourth proportional to 80,520,586.95, 111,119,879.16 and 44,760,385.69 is: 61,770,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,520,586.95 : 111,119,879.16 = 44,760,385.69 : x
  2. Step 2: Convert to fraction form
    80,520,586.95/111,119,879.16 = 44,760,385.69/x
  3. Step 3: Cross multiply
    80,520,586.95x = 111,119,879.16 × 44,760,385.69
  4. Step 4: Simplify right side
    80,520,586.95x = 4,973,768,648,749,993
  5. Step 5: Solve for x
    x = 4,973,768,648,749,993/80,520,586.95
  6. Step 6: Final answer
    x = 61,770,148.94

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1.5x scale

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.