Home / 628,355,285,311.52-942,532,940,438.82-150,824,583,502.70

Finding the Fourth Proportional to 628,355,285,311.52, 942,532,940,438.82 and 150,824,583,502.70

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Solution

The fourth proportional to 628,355,285,311.52, 942,532,940,438.82 and 150,824,583,502.70 is: 226,236,878,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,355,285,311.52 : 942,532,940,438.82 = 150,824,583,502.70 : x
  2. Step 2: Convert to fraction form
    628,355,285,311.52/942,532,940,438.82 = 150,824,583,502.70/x
  3. Step 3: Cross multiply
    628,355,285,311.52x = 942,532,940,438.82 × 150,824,583,502.70
  4. Step 4: Simplify right side
    628,355,285,311.52x = 142,157,138,179,260,172,730,368
  5. Step 5: Solve for x
    x = 142,157,138,179,260,172,730,368/628,355,285,311.52
  6. Step 6: Final answer
    x = 226,236,878,247.60

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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.