Home / 979,890,146,945.55-1,469,835,220,418.30-979,890,146,945.55

Finding the Fourth Proportional to 979,890,146,945.55, 1,469,835,220,418.30 and 979,890,146,945.55

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Solution

The fourth proportional to 979,890,146,945.55, 1,469,835,220,418.30 and 979,890,146,945.55 is: 1,469,835,220,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,890,146,945.55 : 1,469,835,220,418.30 = 979,890,146,945.55 : x
  2. Step 2: Convert to fraction form
    979,890,146,945.55/1,469,835,220,418.30 = 979,890,146,945.55/x
  3. Step 3: Cross multiply
    979,890,146,945.55x = 1,469,835,220,418.30 × 979,890,146,945.55
  4. Step 4: Simplify right side
    979,890,146,945.55x = 1,440,277,050,121,432,919,441,408
  5. Step 5: Solve for x
    x = 1,440,277,050,121,432,919,441,408/979,890,146,945.55
  6. Step 6: Final answer
    x = 1,469,835,220,418.30

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Double scale
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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.