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Finding the Fourth Proportional to 376,420,608,287.80, 564,630,912,431.70 and 376,420,608,287.80

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Solution

The fourth proportional to 376,420,608,287.80, 564,630,912,431.70 and 376,420,608,287.80 is: 564,630,912,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,420,608,287.80 : 564,630,912,431.70 = 376,420,608,287.80 : x
  2. Step 2: Convert to fraction form
    376,420,608,287.80/564,630,912,431.70 = 376,420,608,287.80/x
  3. Step 3: Cross multiply
    376,420,608,287.80x = 564,630,912,431.70 × 376,420,608,287.80
  4. Step 4: Simplify right side
    376,420,608,287.80x = 212,538,711,515,636,023,951,360
  5. Step 5: Solve for x
    x = 212,538,711,515,636,023,951,360/376,420,608,287.80
  6. Step 6: Final answer
    x = 564,630,912,431.70

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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.