Home / 205,483,372.76-308,177,893.20-122,508,603.56

Finding the Fourth Proportional to 205,483,372.76, 308,177,893.20 and 122,508,603.56

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Solution

The fourth proportional to 205,483,372.76, 308,177,893.20 and 122,508,603.56 is: 183,734,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,483,372.76 : 308,177,893.20 = 122,508,603.56 : x
  2. Step 2: Convert to fraction form
    205,483,372.76/308,177,893.20 = 122,508,603.56/x
  3. Step 3: Cross multiply
    205,483,372.76x = 308,177,893.20 × 122,508,603.56
  4. Step 4: Simplify right side
    205,483,372.76x = 37,754,443,343,994,816
  5. Step 5: Solve for x
    x = 37,754,443,343,994,816/205,483,372.76
  6. Step 6: Final answer
    x = 183,734,785.14

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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.