Home / 164,718,814.28-227,105,139.38-120,589,199.54

Finding the Fourth Proportional to 164,718,814.28, 227,105,139.38 and 120,589,199.54

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Solution

The fourth proportional to 164,718,814.28, 227,105,139.38 and 120,589,199.54 is: 166,261,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,718,814.28 : 227,105,139.38 = 120,589,199.54 : x
  2. Step 2: Convert to fraction form
    164,718,814.28/227,105,139.38 = 120,589,199.54/x
  3. Step 3: Cross multiply
    164,718,814.28x = 227,105,139.38 × 120,589,199.54
  4. Step 4: Simplify right side
    164,718,814.28x = 27,386,426,969,254,332
  5. Step 5: Solve for x
    x = 27,386,426,969,254,332/164,718,814.28
  6. Step 6: Final answer
    x = 166,261,681.09

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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.