Home / 183,478,276.20-253,200,062.89-100,972,060.96

Finding the Fourth Proportional to 183,478,276.20, 253,200,062.89 and 100,972,060.96

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Solution

The fourth proportional to 183,478,276.20, 253,200,062.89 and 100,972,060.96 is: 139,341,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478,276.20 : 253,200,062.89 = 100,972,060.96 : x
  2. Step 2: Convert to fraction form
    183,478,276.20/253,200,062.89 = 100,972,060.96/x
  3. Step 3: Cross multiply
    183,478,276.20x = 253,200,062.89 × 100,972,060.96
  4. Step 4: Simplify right side
    183,478,276.20x = 25,566,132,185,204,912
  5. Step 5: Solve for x
    x = 25,566,132,185,204,912/183,478,276.20
  6. Step 6: Final answer
    x = 139,341,467.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.