Home / 351,021,103.06-484,424,349.25-194,388,210.06

Finding the Fourth Proportional to 351,021,103.06, 484,424,349.25 and 194,388,210.06

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Solution

The fourth proportional to 351,021,103.06, 484,424,349.25 and 194,388,210.06 is: 268,264,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,021,103.06 : 484,424,349.25 = 194,388,210.06 : x
  2. Step 2: Convert to fraction form
    351,021,103.06/484,424,349.25 = 194,388,210.06/x
  3. Step 3: Cross multiply
    351,021,103.06x = 484,424,349.25 × 194,388,210.06
  4. Step 4: Simplify right side
    351,021,103.06x = 94,166,382,159,215,872
  5. Step 5: Solve for x
    x = 94,166,382,159,215,872/351,021,103.06
  6. Step 6: Final answer
    x = 268,264,162.29

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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.