Home / 158,361,556,407.40-218,546,799,563.88-98,233,896,514.60

Finding the Fourth Proportional to 158,361,556,407.40, 218,546,799,563.88 and 98,233,896,514.60

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Solution

The fourth proportional to 158,361,556,407.40, 218,546,799,563.88 and 98,233,896,514.60 is: 135,567,647,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,361,556,407.40 : 218,546,799,563.88 = 98,233,896,514.60 : x
  2. Step 2: Convert to fraction form
    158,361,556,407.40/218,546,799,563.88 = 98,233,896,514.60/x
  3. Step 3: Cross multiply
    158,361,556,407.40x = 218,546,799,563.88 × 98,233,896,514.60
  4. Step 4: Simplify right side
    158,361,556,407.40x = 21,468,703,691,955,217,891,328
  5. Step 5: Solve for x
    x = 21,468,703,691,955,217,891,328/158,361,556,407.40
  6. Step 6: Final answer
    x = 135,567,647,723.32

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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.