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Finding the Fourth Proportional to 187,813,817,793.60, 281,720,726,690.40 and 187,813,817,793.60

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Solution

The fourth proportional to 187,813,817,793.60, 281,720,726,690.40 and 187,813,817,793.60 is: 281,720,726,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,813,817,793.60 : 281,720,726,690.40 = 187,813,817,793.60 : x
  2. Step 2: Convert to fraction form
    187,813,817,793.60/281,720,726,690.40 = 187,813,817,793.60/x
  3. Step 3: Cross multiply
    187,813,817,793.60x = 281,720,726,690.40 × 187,813,817,793.60
  4. Step 4: Simplify right side
    187,813,817,793.60x = 52,911,045,231,311,373,467,648
  5. Step 5: Solve for x
    x = 52,911,045,231,311,373,467,648/187,813,817,793.60
  6. Step 6: Final answer
    x = 281,720,726,690.40

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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.