Home / 195,588,279.06-269,799,431.49-122,121,875.22

Finding the Fourth Proportional to 195,588,279.06, 269,799,431.49 and 122,121,875.22

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Solution

The fourth proportional to 195,588,279.06, 269,799,431.49 and 122,121,875.22 is: 168,458,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,588,279.06 : 269,799,431.49 = 122,121,875.22 : x
  2. Step 2: Convert to fraction form
    195,588,279.06/269,799,431.49 = 122,121,875.22/x
  3. Step 3: Cross multiply
    195,588,279.06x = 269,799,431.49 × 122,121,875.22
  4. Step 4: Simplify right side
    195,588,279.06x = 32,948,412,506,848,720
  5. Step 5: Solve for x
    x = 32,948,412,506,848,720/195,588,279.06
  6. Step 6: Final answer
    x = 168,458,011.21

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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.