Home / 200,615,928.53-276,880,242.60-122,344,886.03

Finding the Fourth Proportional to 200,615,928.53, 276,880,242.60 and 122,344,886.03

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Solution

The fourth proportional to 200,615,928.53, 276,880,242.60 and 122,344,886.03 is: 168,854,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,615,928.53 : 276,880,242.60 = 122,344,886.03 : x
  2. Step 2: Convert to fraction form
    200,615,928.53/276,880,242.60 = 122,344,886.03/x
  3. Step 3: Cross multiply
    200,615,928.53x = 276,880,242.60 × 122,344,886.03
  4. Step 4: Simplify right side
    200,615,928.53x = 33,874,881,723,471,356
  5. Step 5: Solve for x
    x = 33,874,881,723,471,356/200,615,928.53
  6. Step 6: Final answer
    x = 168,854,397.42

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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.