Home / 208,881,627.41-288,263,556.88-114,799,109.15

Finding the Fourth Proportional to 208,881,627.41, 288,263,556.88 and 114,799,109.15

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Solution

The fourth proportional to 208,881,627.41, 288,263,556.88 and 114,799,109.15 is: 158,426,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,881,627.41 : 288,263,556.88 = 114,799,109.15 : x
  2. Step 2: Convert to fraction form
    208,881,627.41/288,263,556.88 = 114,799,109.15/x
  3. Step 3: Cross multiply
    208,881,627.41x = 288,263,556.88 × 114,799,109.15
  4. Step 4: Simplify right side
    208,881,627.41x = 33,092,399,531,151,320
  5. Step 5: Solve for x
    x = 33,092,399,531,151,320/208,881,627.41
  6. Step 6: Final answer
    x = 158,426,568.87

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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.