Home / 352,179,616.80-528,344,074.80-106,516,077.60

Finding the Fourth Proportional to 352,179,616.80, 528,344,074.80 and 106,516,077.60

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Solution

The fourth proportional to 352,179,616.80, 528,344,074.80 and 106,516,077.60 is: 159,796,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,179,616.80 : 528,344,074.80 = 106,516,077.60 : x
  2. Step 2: Convert to fraction form
    352,179,616.80/528,344,074.80 = 106,516,077.60/x
  3. Step 3: Cross multiply
    352,179,616.80x = 528,344,074.80 × 106,516,077.60
  4. Step 4: Simplify right side
    352,179,616.80x = 56,277,138,470,897,000
  5. Step 5: Solve for x
    x = 56,277,138,470,897,000/352,179,616.80
  6. Step 6: Final answer
    x = 159,796,694.03

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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.