Home / 312,014,747.10-468,022,120.65-150,771,611.10

Finding the Fourth Proportional to 312,014,747.10, 468,022,120.65 and 150,771,611.10

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Solution

The fourth proportional to 312,014,747.10, 468,022,120.65 and 150,771,611.10 is: 226,157,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,014,747.10 : 468,022,120.65 = 150,771,611.10 : x
  2. Step 2: Convert to fraction form
    312,014,747.10/468,022,120.65 = 150,771,611.10/x
  3. Step 3: Cross multiply
    312,014,747.10x = 468,022,120.65 × 150,771,611.10
  4. Step 4: Simplify right side
    312,014,747.10x = 70,564,449,160,839,072
  5. Step 5: Solve for x
    x = 70,564,449,160,839,072/312,014,747.10
  6. Step 6: Final answer
    x = 226,157,416.65

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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.