Home / 208,889,195,659.29-288,268,066,213.68-118,673,599,656.33

Finding the Fourth Proportional to 208,889,195,659.29, 288,268,066,213.68 and 118,673,599,656.33

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Solution

The fourth proportional to 208,889,195,659.29, 288,268,066,213.68 and 118,673,599,656.33 is: 163,770,122,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,889,195,659.29 : 288,268,066,213.68 = 118,673,599,656.33 : x
  2. Step 2: Convert to fraction form
    208,889,195,659.29/288,268,066,213.68 = 118,673,599,656.33/x
  3. Step 3: Cross multiply
    208,889,195,659.29x = 288,268,066,213.68 × 118,673,599,656.33
  4. Step 4: Simplify right side
    208,889,195,659.29x = 34,209,809,083,546,686,455,808
  5. Step 5: Solve for x
    x = 34,209,809,083,546,686,455,808/208,889,195,659.29
  6. Step 6: Final answer
    x = 163,770,122,124.20

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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.