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Finding the Fourth Proportional to 526,129,129,701.60, 789,193,694,552.40 and 526,129,129,701.60

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Solution

The fourth proportional to 526,129,129,701.60, 789,193,694,552.40 and 526,129,129,701.60 is: 789,193,694,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,129,129,701.60 : 789,193,694,552.40 = 526,129,129,701.60 : x
  2. Step 2: Convert to fraction form
    526,129,129,701.60/789,193,694,552.40 = 526,129,129,701.60/x
  3. Step 3: Cross multiply
    526,129,129,701.60x = 789,193,694,552.40 × 526,129,129,701.60
  4. Step 4: Simplify right side
    526,129,129,701.60x = 415,217,791,680,844,549,586,944
  5. Step 5: Solve for x
    x = 415,217,791,680,844,549,586,944/526,129,129,701.60
  6. Step 6: Final answer
    x = 789,193,694,552.40

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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.