Home / 96,991,610.40-145,487,415.60-84,520,461.60

Finding the Fourth Proportional to 96,991,610.40, 145,487,415.60 and 84,520,461.60

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Solution

The fourth proportional to 96,991,610.40, 145,487,415.60 and 84,520,461.60 is: 126,780,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,991,610.40 : 145,487,415.60 = 84,520,461.60 : x
  2. Step 2: Convert to fraction form
    96,991,610.40/145,487,415.60 = 84,520,461.60/x
  3. Step 3: Cross multiply
    96,991,610.40x = 145,487,415.60 × 84,520,461.60
  4. Step 4: Simplify right side
    96,991,610.40x = 12,296,663,523,503,040
  5. Step 5: Solve for x
    x = 12,296,663,523,503,040/96,991,610.40
  6. Step 6: Final answer
    x = 126,780,692.40

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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.