Home / 66,441,631.60-99,555,138.60-37,602,002.80

Finding the Fourth Proportional to 66,441,631.60, 99,555,138.60 and 37,602,002.80

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Solution

The fourth proportional to 66,441,631.60, 99,555,138.60 and 37,602,002.80 is: 56,342,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,631.60 : 99,555,138.60 = 37,602,002.80 : x
  2. Step 2: Convert to fraction form
    66,441,631.60/99,555,138.60 = 37,602,002.80/x
  3. Step 3: Cross multiply
    66,441,631.60x = 99,555,138.60 × 37,602,002.80
  4. Step 4: Simplify right side
    66,441,631.60x = 3,743,472,600,391,587.50
  5. Step 5: Solve for x
    x = 3,743,472,600,391,587.50/66,441,631.60
  6. Step 6: Final answer
    x = 56,342,273.82

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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.