Home / 96,768,310.20-144,984,503.70-90,721,692.60

Finding the Fourth Proportional to 96,768,310.20, 144,984,503.70 and 90,721,692.60

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Solution

The fourth proportional to 96,768,310.20, 144,984,503.70 and 90,721,692.60 is: 135,925,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,310.20 : 144,984,503.70 = 90,721,692.60 : x
  2. Step 2: Convert to fraction form
    96,768,310.20/144,984,503.70 = 90,721,692.60/x
  3. Step 3: Cross multiply
    96,768,310.20x = 144,984,503.70 × 90,721,692.60
  4. Step 4: Simplify right side
    96,768,310.20x = 13,153,239,576,434,960
  5. Step 5: Solve for x
    x = 13,153,239,576,434,960/96,768,310.20
  6. Step 6: Final answer
    x = 135,925,072.47

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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.