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Finding the Third Proportional to 70,790,057 and 151,417,240

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Solution

The third proportional to 70,790,057 and 151,417,240 is: 323,875,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,790,057 : 151,417,240 = 151,417,240 : x
  2. Step 2: Convert to fraction form
    70,790,057/151,417,240 = 151,417,240/x
  3. Step 3: Cross multiply
    70,790,057x = 151,417,240 × 151,417,240
  4. Step 4: Simplify right side
    70,790,057x = 22,927,180,569,217,600
  5. Step 5: Solve for x
    x = 22,927,180,569,217,600/70,790,057
  6. Step 6: Final answer
    x = 323,875,718.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.