Home / 538,653,007.20-808,013,645.68-227,702,670.96

Finding the Fourth Proportional to 538,653,007.20, 808,013,645.68 and 227,702,670.96

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Solution

The fourth proportional to 538,653,007.20, 808,013,645.68 and 227,702,670.96 is: 341,568,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,653,007.20 : 808,013,645.68 = 227,702,670.96 : x
  2. Step 2: Convert to fraction form
    538,653,007.20/808,013,645.68 = 227,702,670.96/x
  3. Step 3: Cross multiply
    538,653,007.20x = 808,013,645.68 × 227,702,670.96
  4. Step 4: Simplify right side
    538,653,007.20x = 183,986,865,293,463,072
  5. Step 5: Solve for x
    x = 183,986,865,293,463,072/538,653,007.20
  6. Step 6: Final answer
    x = 341,568,436.14

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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.