Home / 356,823,004.19-492,588,759.44-239,305,346.51

Finding the Fourth Proportional to 356,823,004.19, 492,588,759.44 and 239,305,346.51

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Solution

The fourth proportional to 356,823,004.19, 492,588,759.44 and 239,305,346.51 is: 330,357,410.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,823,004.19 : 492,588,759.44 = 239,305,346.51 : x
  2. Step 2: Convert to fraction form
    356,823,004.19/492,588,759.44 = 239,305,346.51/x
  3. Step 3: Cross multiply
    356,823,004.19x = 492,588,759.44 × 239,305,346.51
  4. Step 4: Simplify right side
    356,823,004.19x = 117,879,123,762,855,552
  5. Step 5: Solve for x
    x = 117,879,123,762,855,552/356,823,004.19
  6. Step 6: Final answer
    x = 330,357,410.76

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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.