Home / 66,768,188.52-92,140,641.24-36,999,333.84

Finding the Fourth Proportional to 66,768,188.52, 92,140,641.24 and 36,999,333.84

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Solution

The fourth proportional to 66,768,188.52, 92,140,641.24 and 36,999,333.84 is: 51,059,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,768,188.52 : 92,140,641.24 = 36,999,333.84 : x
  2. Step 2: Convert to fraction form
    66,768,188.52/92,140,641.24 = 36,999,333.84/x
  3. Step 3: Cross multiply
    66,768,188.52x = 92,140,641.24 × 36,999,333.84
  4. Step 4: Simplify right side
    66,768,188.52x = 3,409,142,345,470,431.50
  5. Step 5: Solve for x
    x = 3,409,142,345,470,431.50/66,768,188.52
  6. Step 6: Final answer
    x = 51,059,380.54

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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.