Home / 156,759,213.74-235,007,288.96-69,306,611.38

Finding the Fourth Proportional to 156,759,213.74, 235,007,288.96 and 69,306,611.38

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Solution

The fourth proportional to 156,759,213.74, 235,007,288.96 and 69,306,611.38 is: 103,901,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,759,213.74 : 235,007,288.96 = 69,306,611.38 : x
  2. Step 2: Convert to fraction form
    156,759,213.74/235,007,288.96 = 69,306,611.38/x
  3. Step 3: Cross multiply
    156,759,213.74x = 235,007,288.96 × 69,306,611.38
  4. Step 4: Simplify right side
    156,759,213.74x = 16,287,558,846,484,034
  5. Step 5: Solve for x
    x = 16,287,558,846,484,034/156,759,213.74
  6. Step 6: Final answer
    x = 103,901,764.10

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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.