Home / 122,200,385.04-168,399,733.08-101,322,725.40

Finding the Fourth Proportional to 122,200,385.04, 168,399,733.08 and 101,322,725.40

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Solution

The fourth proportional to 122,200,385.04, 168,399,733.08 and 101,322,725.40 is: 139,629,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,200,385.04 : 168,399,733.08 = 101,322,725.40 : x
  2. Step 2: Convert to fraction form
    122,200,385.04/168,399,733.08 = 101,322,725.40/x
  3. Step 3: Cross multiply
    122,200,385.04x = 168,399,733.08 × 101,322,725.40
  4. Step 4: Simplify right side
    122,200,385.04x = 17,062,719,912,298,138
  5. Step 5: Solve for x
    x = 17,062,719,912,298,138/122,200,385.04
  6. Step 6: Final answer
    x = 139,629,019.23

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1.5x scale

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.