Home / 631,116,456.35-946,674,692.73-171,054,625.66

Finding the Fourth Proportional to 631,116,456.35, 946,674,692.73 and 171,054,625.66

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Solution

The fourth proportional to 631,116,456.35, 946,674,692.73 and 171,054,625.66 is: 256,581,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,116,456.35 : 946,674,692.73 = 171,054,625.66 : x
  2. Step 2: Convert to fraction form
    631,116,456.35/946,674,692.73 = 171,054,625.66/x
  3. Step 3: Cross multiply
    631,116,456.35x = 946,674,692.73 × 171,054,625.66
  4. Step 4: Simplify right side
    631,116,456.35x = 161,933,085,184,358,976
  5. Step 5: Solve for x
    x = 161,933,085,184,358,976/631,116,456.35
  6. Step 6: Final answer
    x = 256,581,940.71

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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.