Home / 304,320,724.40-419,927,170.01-170,365,975.81

Finding the Fourth Proportional to 304,320,724.40, 419,927,170.01 and 170,365,975.81

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Solution

The fourth proportional to 304,320,724.40, 419,927,170.01 and 170,365,975.81 is: 235,085,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,320,724.40 : 419,927,170.01 = 170,365,975.81 : x
  2. Step 2: Convert to fraction form
    304,320,724.40/419,927,170.01 = 170,365,975.81/x
  3. Step 3: Cross multiply
    304,320,724.40x = 419,927,170.01 × 170,365,975.81
  4. Step 4: Simplify right side
    304,320,724.40x = 71,541,302,085,983,768
  5. Step 5: Solve for x
    x = 71,541,302,085,983,768/304,320,724.40
  6. Step 6: Final answer
    x = 235,085,212.24

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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.