Home / 248,062,456.45-342,330,543.44-135,035,198.47

Finding the Fourth Proportional to 248,062,456.45, 342,330,543.44 and 135,035,198.47

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Solution

The fourth proportional to 248,062,456.45, 342,330,543.44 and 135,035,198.47 is: 186,350,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,062,456.45 : 342,330,543.44 = 135,035,198.47 : x
  2. Step 2: Convert to fraction form
    248,062,456.45/342,330,543.44 = 135,035,198.47/x
  3. Step 3: Cross multiply
    248,062,456.45x = 342,330,543.44 × 135,035,198.47
  4. Step 4: Simplify right side
    248,062,456.45x = 46,226,672,875,763,352
  5. Step 5: Solve for x
    x = 46,226,672,875,763,352/248,062,456.45
  6. Step 6: Final answer
    x = 186,350,943.78

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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.