Home / 727,653,388.32-1,091,362,859.28-203,036,061.60

Finding the Fourth Proportional to 727,653,388.32, 1,091,362,859.28 and 203,036,061.60

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Solution

The fourth proportional to 727,653,388.32, 1,091,362,859.28 and 203,036,061.60 is: 304,521,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,653,388.32 : 1,091,362,859.28 = 203,036,061.60 : x
  2. Step 2: Convert to fraction form
    727,653,388.32/1,091,362,859.28 = 203,036,061.60/x
  3. Step 3: Cross multiply
    727,653,388.32x = 1,091,362,859.28 × 203,036,061.60
  4. Step 4: Simplify right side
    727,653,388.32x = 221,586,016,724,726,208
  5. Step 5: Solve for x
    x = 221,586,016,724,726,208/727,653,388.32
  6. Step 6: Final answer
    x = 304,521,383.78

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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.