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Finding the Fourth Proportional to 156,589,611.60, 234,884,417.40 and 156,589,611.60

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Solution

The fourth proportional to 156,589,611.60, 234,884,417.40 and 156,589,611.60 is: 234,884,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,589,611.60 : 234,884,417.40 = 156,589,611.60 : x
  2. Step 2: Convert to fraction form
    156,589,611.60/234,884,417.40 = 156,589,611.60/x
  3. Step 3: Cross multiply
    156,589,611.60x = 234,884,417.40 × 156,589,611.60
  4. Step 4: Simplify right side
    156,589,611.60x = 36,780,459,691,558,280
  5. Step 5: Solve for x
    x = 36,780,459,691,558,280/156,589,611.60
  6. Step 6: Final answer
    x = 234,884,417.40

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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.