Home / 288,251,295.43-397,815,240.86-164,510,485.51

Finding the Fourth Proportional to 288,251,295.43, 397,815,240.86 and 164,510,485.51

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Solution

The fourth proportional to 288,251,295.43, 397,815,240.86 and 164,510,485.51 is: 227,040,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,251,295.43 : 397,815,240.86 = 164,510,485.51 : x
  2. Step 2: Convert to fraction form
    288,251,295.43/397,815,240.86 = 164,510,485.51/x
  3. Step 3: Cross multiply
    288,251,295.43x = 397,815,240.86 × 164,510,485.51
  4. Step 4: Simplify right side
    288,251,295.43x = 65,444,778,417,156,192
  5. Step 5: Solve for x
    x = 65,444,778,417,156,192/288,251,295.43
  6. Step 6: Final answer
    x = 227,040,708.77

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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.