Home / 66,570,768.60-99,856,152.90-32,474,563.80

Finding the Fourth Proportional to 66,570,768.60, 99,856,152.90 and 32,474,563.80

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Solution

The fourth proportional to 66,570,768.60, 99,856,152.90 and 32,474,563.80 is: 48,711,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,570,768.60 : 99,856,152.90 = 32,474,563.80 : x
  2. Step 2: Convert to fraction form
    66,570,768.60/99,856,152.90 = 32,474,563.80/x
  3. Step 3: Cross multiply
    66,570,768.60x = 99,856,152.90 × 32,474,563.80
  4. Step 4: Simplify right side
    66,570,768.60x = 3,242,785,008,173,605.50
  5. Step 5: Solve for x
    x = 3,242,785,008,173,605.50/66,570,768.60
  6. Step 6: Final answer
    x = 48,711,845.70

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Why These Related Problems?

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