Home / 207,750,036.80-286,643,542.56-134,322,824

Finding the Fourth Proportional to 207,750,036.80, 286,643,542.56 and 134,322,824

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Solution

The fourth proportional to 207,750,036.80, 286,643,542.56 and 134,322,824 is: 185,332,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,750,036.80 : 286,643,542.56 = 134,322,824 : x
  2. Step 2: Convert to fraction form
    207,750,036.80/286,643,542.56 = 134,322,824/x
  3. Step 3: Cross multiply
    207,750,036.80x = 286,643,542.56 × 134,322,824
  4. Step 4: Simplify right side
    207,750,036.80x = 38,502,770,118,023,392
  5. Step 5: Solve for x
    x = 38,502,770,118,023,392/207,750,036.80
  6. Step 6: Final answer
    x = 185,332,193.97

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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.