Home / 236,270,205.08-354,403,820.46-127,146,778.28

Finding the Fourth Proportional to 236,270,205.08, 354,403,820.46 and 127,146,778.28

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Solution

The fourth proportional to 236,270,205.08, 354,403,820.46 and 127,146,778.28 is: 190,719,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,270,205.08 : 354,403,820.46 = 127,146,778.28 : x
  2. Step 2: Convert to fraction form
    236,270,205.08/354,403,820.46 = 127,146,778.28/x
  3. Step 3: Cross multiply
    236,270,205.08x = 354,403,820.46 × 127,146,778.28
  4. Step 4: Simplify right side
    236,270,205.08x = 45,061,303,981,612,544
  5. Step 5: Solve for x
    x = 45,061,303,981,612,544/236,270,205.08
  6. Step 6: Final answer
    x = 190,719,367.12

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1.5x scale

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.