Home / 21,403,440,211.40-32,105,160,317.10-19,474,947,110.60

Finding the Fourth Proportional to 21,403,440,211.40, 32,105,160,317.10 and 19,474,947,110.60

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Solution

The fourth proportional to 21,403,440,211.40, 32,105,160,317.10 and 19,474,947,110.60 is: 29,212,420,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403,440,211.40 : 32,105,160,317.10 = 19,474,947,110.60 : x
  2. Step 2: Convert to fraction form
    21,403,440,211.40/32,105,160,317.10 = 19,474,947,110.60/x
  3. Step 3: Cross multiply
    21,403,440,211.40x = 32,105,160,317.10 × 19,474,947,110.60
  4. Step 4: Simplify right side
    21,403,440,211.40x = 625,246,299,152,856,383,488
  5. Step 5: Solve for x
    x = 625,246,299,152,856,383,488/21,403,440,211.40
  6. Step 6: Final answer
    x = 29,212,420,665.90

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1.5x scale

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.