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Finding the Fourth Proportional to 173,840,765,438.55, 260,761,148,157.82 and 173,840,765,438.55

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Solution

The fourth proportional to 173,840,765,438.55, 260,761,148,157.82 and 173,840,765,438.55 is: 260,761,148,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,765,438.55 : 260,761,148,157.82 = 173,840,765,438.55 : x
  2. Step 2: Convert to fraction form
    173,840,765,438.55/260,761,148,157.82 = 173,840,765,438.55/x
  3. Step 3: Cross multiply
    173,840,765,438.55x = 260,761,148,157.82 × 173,840,765,438.55
  4. Step 4: Simplify right side
    173,840,765,438.55x = 45,330,917,592,390,569,033,728
  5. Step 5: Solve for x
    x = 45,330,917,592,390,569,033,728/173,840,765,438.55
  6. Step 6: Final answer
    x = 260,761,148,157.82

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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.