Home / 15,842,628,101.70-23,763,942,152.55-7,979,001,912.90

Finding the Fourth Proportional to 15,842,628,101.70, 23,763,942,152.55 and 7,979,001,912.90

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Solution

The fourth proportional to 15,842,628,101.70, 23,763,942,152.55 and 7,979,001,912.90 is: 11,968,502,869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842,628,101.70 : 23,763,942,152.55 = 7,979,001,912.90 : x
  2. Step 2: Convert to fraction form
    15,842,628,101.70/23,763,942,152.55 = 7,979,001,912.90/x
  3. Step 3: Cross multiply
    15,842,628,101.70x = 23,763,942,152.55 × 7,979,001,912.90
  4. Step 4: Simplify right side
    15,842,628,101.70x = 189,612,539,893,241,380,864
  5. Step 5: Solve for x
    x = 189,612,539,893,241,380,864/15,842,628,101.70
  6. Step 6: Final answer
    x = 11,968,502,869.35

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Double scale
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Similar ratio
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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.