Home / 293,187,289.01-439,111,148.94-139,940,962.25

Finding the Fourth Proportional to 293,187,289.01, 439,111,148.94 and 139,940,962.25

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Solution

The fourth proportional to 293,187,289.01, 439,111,148.94 and 139,940,962.25 is: 209,591,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,187,289.01 : 439,111,148.94 = 139,940,962.25 : x
  2. Step 2: Convert to fraction form
    293,187,289.01/439,111,148.94 = 139,940,962.25/x
  3. Step 3: Cross multiply
    293,187,289.01x = 439,111,148.94 × 139,940,962.25
  4. Step 4: Simplify right side
    293,187,289.01x = 61,449,636,715,171,112
  5. Step 5: Solve for x
    x = 61,449,636,715,171,112/293,187,289.01
  6. Step 6: Final answer
    x = 209,591,749.10

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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.