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Finding the Fourth Proportional to 57,949,520,912.70, 86,924,281,369.05 and 57,949,520,912.70

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Solution

The fourth proportional to 57,949,520,912.70, 86,924,281,369.05 and 57,949,520,912.70 is: 86,924,281,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,949,520,912.70 : 86,924,281,369.05 = 57,949,520,912.70 : x
  2. Step 2: Convert to fraction form
    57,949,520,912.70/86,924,281,369.05 = 57,949,520,912.70/x
  3. Step 3: Cross multiply
    57,949,520,912.70x = 86,924,281,369.05 × 57,949,520,912.70
  4. Step 4: Simplify right side
    57,949,520,912.70x = 5,037,220,461,017,181,454,336
  5. Step 5: Solve for x
    x = 5,037,220,461,017,181,454,336/57,949,520,912.70
  6. Step 6: Final answer
    x = 86,924,281,369.05

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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.