Home / 360,295,906,316.22-497,222,685,920.28-197,721,370,144.19

Finding the Fourth Proportional to 360,295,906,316.22, 497,222,685,920.28 and 197,721,370,144.19

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Solution

The fourth proportional to 360,295,906,316.22, 497,222,685,920.28 and 197,721,370,144.19 is: 272,863,357,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,295,906,316.22 : 497,222,685,920.28 = 197,721,370,144.19 : x
  2. Step 2: Convert to fraction form
    360,295,906,316.22/497,222,685,920.28 = 197,721,370,144.19/x
  3. Step 3: Cross multiply
    360,295,906,316.22x = 497,222,685,920.28 × 197,721,370,144.19
  4. Step 4: Simplify right side
    360,295,906,316.22x = 98,311,550,726,932,019,544,064
  5. Step 5: Solve for x
    x = 98,311,550,726,932,019,544,064/360,295,906,316.22
  6. Step 6: Final answer
    x = 272,863,357,599.87

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Double scale
Find fourth proportional to 360,295,906,317.22, 497,222,685,921.66 and 197,721,370,145.19
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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.