Home / 310,743,346,925.58-428,821,292,289.25-173,568,125,105.33

Finding the Fourth Proportional to 310,743,346,925.58, 428,821,292,289.25 and 173,568,125,105.33

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Solution

The fourth proportional to 310,743,346,925.58, 428,821,292,289.25 and 173,568,125,105.33 is: 239,521,484,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,743,346,925.58 : 428,821,292,289.25 = 173,568,125,105.33 : x
  2. Step 2: Convert to fraction form
    310,743,346,925.58/428,821,292,289.25 = 173,568,125,105.33/x
  3. Step 3: Cross multiply
    310,743,346,925.58x = 428,821,292,289.25 × 173,568,125,105.33
  4. Step 4: Simplify right side
    310,743,346,925.58x = 74,429,707,707,889,823,514,624
  5. Step 5: Solve for x
    x = 74,429,707,707,889,823,514,624/310,743,346,925.58
  6. Step 6: Final answer
    x = 239,521,484,351.25

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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.