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Finding the Fourth Proportional to 504,557,253.60, 756,835,880.40 and 368,508,357.60

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Solution

The fourth proportional to 504,557,253.60, 756,835,880.40 and 368,508,357.60 is: 552,762,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,557,253.60 : 756,835,880.40 = 368,508,357.60 : x
  2. Step 2: Convert to fraction form
    504,557,253.60/756,835,880.40 = 368,508,357.60/x
  3. Step 3: Cross multiply
    504,557,253.60x = 756,835,880.40 × 368,508,357.60
  4. Step 4: Simplify right side
    504,557,253.60x = 278,900,347,258,954,048
  5. Step 5: Solve for x
    x = 278,900,347,258,954,048/504,557,253.60
  6. Step 6: Final answer
    x = 552,762,536.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.