Home / 208,881,635.68-288,263,568.38-114,799,117.46

Finding the Fourth Proportional to 208,881,635.68, 288,263,568.38 and 114,799,117.46

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Solution

The fourth proportional to 208,881,635.68, 288,263,568.38 and 114,799,117.46 is: 158,426,580.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,881,635.68 : 288,263,568.38 = 114,799,117.46 : x
  2. Step 2: Convert to fraction form
    208,881,635.68/288,263,568.38 = 114,799,117.46/x
  3. Step 3: Cross multiply
    208,881,635.68x = 288,263,568.38 × 114,799,117.46
  4. Step 4: Simplify right side
    208,881,635.68x = 33,092,403,245,894,360
  5. Step 5: Solve for x
    x = 33,092,403,245,894,360/208,881,635.68
  6. Step 6: Final answer
    x = 158,426,580.38

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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.