Home / 189,062,369.60-260,906,783.52-119,478,674.24

Finding the Fourth Proportional to 189,062,369.60, 260,906,783.52 and 119,478,674.24

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Solution

The fourth proportional to 189,062,369.60, 260,906,783.52 and 119,478,674.24 is: 164,881,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,062,369.60 : 260,906,783.52 = 119,478,674.24 : x
  2. Step 2: Convert to fraction form
    189,062,369.60/260,906,783.52 = 119,478,674.24/x
  3. Step 3: Cross multiply
    189,062,369.60x = 260,906,783.52 × 119,478,674.24
  4. Step 4: Simplify right side
    189,062,369.60x = 31,172,796,595,192,280
  5. Step 5: Solve for x
    x = 31,172,796,595,192,280/189,062,369.60
  6. Step 6: Final answer
    x = 164,881,021.33

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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.