Home / 66,521,768.60-99,708,003.30-37,781,672.60

Finding the Fourth Proportional to 66,521,768.60, 99,708,003.30 and 37,781,672.60

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Solution

The fourth proportional to 66,521,768.60, 99,708,003.30 and 37,781,672.60 is: 56,630,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,521,768.60 : 99,708,003.30 = 37,781,672.60 : x
  2. Step 2: Convert to fraction form
    66,521,768.60/99,708,003.30 = 37,781,672.60/x
  3. Step 3: Cross multiply
    66,521,768.60x = 99,708,003.30 × 37,781,672.60
  4. Step 4: Simplify right side
    66,521,768.60x = 3,767,135,136,280,319.50
  5. Step 5: Solve for x
    x = 3,767,135,136,280,319.50/66,521,768.60
  6. Step 6: Final answer
    x = 56,630,110.95

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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.