Home / 356,823,006.69-492,588,762.90-239,305,349.01

Finding the Fourth Proportional to 356,823,006.69, 492,588,762.90 and 239,305,349.01

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Solution

The fourth proportional to 356,823,006.69, 492,588,762.90 and 239,305,349.01 is: 330,357,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,823,006.69 : 492,588,762.90 = 239,305,349.01 : x
  2. Step 2: Convert to fraction form
    356,823,006.69/492,588,762.90 = 239,305,349.01/x
  3. Step 3: Cross multiply
    356,823,006.69x = 492,588,762.90 × 239,305,349.01
  4. Step 4: Simplify right side
    356,823,006.69x = 117,879,125,824,188,624
  5. Step 5: Solve for x
    x = 117,879,125,824,188,624/356,823,006.69
  6. Step 6: Final answer
    x = 330,357,414.22

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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.