Home / 154,972,049,112-221,610,294,140

Finding the Third Proportional to 154,972,049,112 and 221,610,294,140

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Solution

The third proportional to 154,972,049,112 and 221,610,294,140 is: 316,903,098,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,972,049,112 : 221,610,294,140 = 221,610,294,140 : x
  2. Step 2: Convert to fraction form
    154,972,049,112/221,610,294,140 = 221,610,294,140/x
  3. Step 3: Cross multiply
    154,972,049,112x = 221,610,294,140 × 221,610,294,140
  4. Step 4: Simplify right side
    154,972,049,112x = 49,111,122,468,817,321,590,784
  5. Step 5: Solve for x
    x = 49,111,122,468,817,321,590,784/154,972,049,112
  6. Step 6: Final answer
    x = 316,903,098,011.72

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.