Home / 66,768,176.52-92,140,624.67-36,999,321.89

Finding the Fourth Proportional to 66,768,176.52, 92,140,624.67 and 36,999,321.89

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Solution

The fourth proportional to 66,768,176.52, 92,140,624.67 and 36,999,321.89 is: 51,059,364.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,768,176.52 : 92,140,624.67 = 36,999,321.89 : x
  2. Step 2: Convert to fraction form
    66,768,176.52/92,140,624.67 = 36,999,321.89/x
  3. Step 3: Cross multiply
    66,768,176.52x = 92,140,624.67 × 36,999,321.89
  4. Step 4: Simplify right side
    66,768,176.52x = 3,409,140,630,665,305.50
  5. Step 5: Solve for x
    x = 3,409,140,630,665,305.50/66,768,176.52
  6. Step 6: Final answer
    x = 51,059,364.03

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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.