Home / 100,922,884.83-139,273,634.43-54,513,138.66

Finding the Fourth Proportional to 100,922,884.83, 139,273,634.43 and 54,513,138.66

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Solution

The fourth proportional to 100,922,884.83, 139,273,634.43 and 54,513,138.66 is: 75,228,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,922,884.83 : 139,273,634.43 = 54,513,138.66 : x
  2. Step 2: Convert to fraction form
    100,922,884.83/139,273,634.43 = 54,513,138.66/x
  3. Step 3: Cross multiply
    100,922,884.83x = 139,273,634.43 × 54,513,138.66
  4. Step 4: Simplify right side
    100,922,884.83x = 7,592,242,945,364,740
  5. Step 5: Solve for x
    x = 7,592,242,945,364,740/100,922,884.83
  6. Step 6: Final answer
    x = 75,228,160.18

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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.