Home / 329,843,081.45-454,974,283.64-202,628,090.81

Finding the Fourth Proportional to 329,843,081.45, 454,974,283.64 and 202,628,090.81

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Solution

The fourth proportional to 329,843,081.45, 454,974,283.64 and 202,628,090.81 is: 279,498,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,843,081.45 : 454,974,283.64 = 202,628,090.81 : x
  2. Step 2: Convert to fraction form
    329,843,081.45/454,974,283.64 = 202,628,090.81/x
  3. Step 3: Cross multiply
    329,843,081.45x = 454,974,283.64 × 202,628,090.81
  4. Step 4: Simplify right side
    329,843,081.45x = 92,190,570,461,744,912
  5. Step 5: Solve for x
    x = 92,190,570,461,744,912/329,843,081.45
  6. Step 6: Final answer
    x = 279,498,269.47

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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.