Home / 146,313,217,862.40-219,469,826,793.60-53,243,679,763.20

Finding the Fourth Proportional to 146,313,217,862.40, 219,469,826,793.60 and 53,243,679,763.20

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Solution

The fourth proportional to 146,313,217,862.40, 219,469,826,793.60 and 53,243,679,763.20 is: 79,865,519,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,313,217,862.40 : 219,469,826,793.60 = 53,243,679,763.20 : x
  2. Step 2: Convert to fraction form
    146,313,217,862.40/219,469,826,793.60 = 53,243,679,763.20/x
  3. Step 3: Cross multiply
    146,313,217,862.40x = 219,469,826,793.60 × 53,243,679,763.20
  4. Step 4: Simplify right side
    146,313,217,862.40x = 11,685,381,175,483,408,842,752
  5. Step 5: Solve for x
    x = 11,685,381,175,483,408,842,752/146,313,217,862.40
  6. Step 6: Final answer
    x = 79,865,519,644.80

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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.