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Finding the Third Proportional to 67,153,495.50 and 146,130,059.81

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Solution

The third proportional to 67,153,495.50 and 146,130,059.81 is: 317,987,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153,495.50 : 146,130,059.81 = 146,130,059.81 : x
  2. Step 2: Convert to fraction form
    67,153,495.50/146,130,059.81 = 146,130,059.81/x
  3. Step 3: Cross multiply
    67,153,495.50x = 146,130,059.81 × 146,130,059.81
  4. Step 4: Simplify right side
    67,153,495.50x = 21,353,994,380,804,828
  5. Step 5: Solve for x
    x = 21,353,994,380,804,828/67,153,495.50
  6. Step 6: Final answer
    x = 317,987,831.04

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.