Home / 972,115,449.54-1,458,176,957.38-235,184,171.64

Finding the Fourth Proportional to 972,115,449.54, 1,458,176,957.38 and 235,184,171.64

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Solution

The fourth proportional to 972,115,449.54, 1,458,176,957.38 and 235,184,171.64 is: 352,777,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,115,449.54 : 1,458,176,957.38 = 235,184,171.64 : x
  2. Step 2: Convert to fraction form
    972,115,449.54/1,458,176,957.38 = 235,184,171.64/x
  3. Step 3: Cross multiply
    972,115,449.54x = 1,458,176,957.38 × 235,184,171.64
  4. Step 4: Simplify right side
    972,115,449.54x = 342,940,139,825,950,912
  5. Step 5: Solve for x
    x = 342,940,139,825,950,912/972,115,449.54
  6. Step 6: Final answer
    x = 352,777,172.70

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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.