Home / 156,493,861.32-234,767,861.58-52,863,821.28

Finding the Fourth Proportional to 156,493,861.32, 234,767,861.58 and 52,863,821.28

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Solution

The fourth proportional to 156,493,861.32, 234,767,861.58 and 52,863,821.28 is: 79,304,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,493,861.32 : 234,767,861.58 = 52,863,821.28 : x
  2. Step 2: Convert to fraction form
    156,493,861.32/234,767,861.58 = 52,863,821.28/x
  3. Step 3: Cross multiply
    156,493,861.32x = 234,767,861.58 × 52,863,821.28
  4. Step 4: Simplify right side
    156,493,861.32x = 12,410,726,276,852,900
  5. Step 5: Solve for x
    x = 12,410,726,276,852,900/156,493,861.32
  6. Step 6: Final answer
    x = 79,304,876.06

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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.