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Finding the Third Proportional to 65,990,848.50 and 99,835,620.75

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Solution

The third proportional to 65,990,848.50 and 99,835,620.75 is: 151,038,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,990,848.50 : 99,835,620.75 = 99,835,620.75 : x
  2. Step 2: Convert to fraction form
    65,990,848.50/99,835,620.75 = 99,835,620.75/x
  3. Step 3: Cross multiply
    65,990,848.50x = 99,835,620.75 × 99,835,620.75
  4. Step 4: Simplify right side
    65,990,848.50x = 9,967,151,170,537,830
  5. Step 5: Solve for x
    x = 9,967,151,170,537,830/65,990,848.50
  6. Step 6: Final answer
    x = 151,038,384.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.