Home / 172,504,800.72-258,606,035.64-64,875,007.44

Finding the Fourth Proportional to 172,504,800.72, 258,606,035.64 and 64,875,007.44

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Solution

The fourth proportional to 172,504,800.72, 258,606,035.64 and 64,875,007.44 is: 97,255,661.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,504,800.72 : 258,606,035.64 = 64,875,007.44 : x
  2. Step 2: Convert to fraction form
    172,504,800.72/258,606,035.64 = 64,875,007.44/x
  3. Step 3: Cross multiply
    172,504,800.72x = 258,606,035.64 × 64,875,007.44
  4. Step 4: Simplify right side
    172,504,800.72x = 16,777,068,486,173,904
  5. Step 5: Solve for x
    x = 16,777,068,486,173,904/172,504,800.72
  6. Step 6: Final answer
    x = 97,255,661.39

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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.