Home / 393,677,271.20-590,515,906.80-106,462,935.20

Finding the Fourth Proportional to 393,677,271.20, 590,515,906.80 and 106,462,935.20

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Solution

The fourth proportional to 393,677,271.20, 590,515,906.80 and 106,462,935.20 is: 159,694,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,677,271.20 : 590,515,906.80 = 106,462,935.20 : x
  2. Step 2: Convert to fraction form
    393,677,271.20/590,515,906.80 = 106,462,935.20/x
  3. Step 3: Cross multiply
    393,677,271.20x = 590,515,906.80 × 106,462,935.20
  4. Step 4: Simplify right side
    393,677,271.20x = 62,868,056,720,217,640
  5. Step 5: Solve for x
    x = 62,868,056,720,217,640/393,677,271.20
  6. Step 6: Final answer
    x = 159,694,402.80

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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.