Home / 11,413,157,847.40-15,694,306,282.38-9,905,166,160.06

Finding the Fourth Proportional to 11,413,157,847.40, 15,694,306,282.38 and 9,905,166,160.06

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Solution

The fourth proportional to 11,413,157,847.40, 15,694,306,282.38 and 9,905,166,160.06 is: 13,620,657,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413,157,847.40 : 15,694,306,282.38 = 9,905,166,160.06 : x
  2. Step 2: Convert to fraction form
    11,413,157,847.40/15,694,306,282.38 = 9,905,166,160.06/x
  3. Step 3: Cross multiply
    11,413,157,847.40x = 15,694,306,282.38 × 9,905,166,160.06
  4. Step 4: Simplify right side
    11,413,157,847.40x = 155,454,711,493,847,416,832
  5. Step 5: Solve for x
    x = 155,454,711,493,847,416,832/11,413,157,847.40
  6. Step 6: Final answer
    x = 13,620,657,277.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.