Home / 225,247,722.75-310,841,857.40-122,231,274.75

Finding the Fourth Proportional to 225,247,722.75, 310,841,857.40 and 122,231,274.75

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Solution

The fourth proportional to 225,247,722.75, 310,841,857.40 and 122,231,274.75 is: 168,679,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,247,722.75 : 310,841,857.40 = 122,231,274.75 : x
  2. Step 2: Convert to fraction form
    225,247,722.75/310,841,857.40 = 122,231,274.75/x
  3. Step 3: Cross multiply
    225,247,722.75x = 310,841,857.40 × 122,231,274.75
  4. Step 4: Simplify right side
    225,247,722.75x = 37,994,596,475,048,560
  5. Step 5: Solve for x
    x = 37,994,596,475,048,560/225,247,722.75
  6. Step 6: Final answer
    x = 168,679,159.16

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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.