Home / 65,198,628.90-97,812,056.79-19,763,849.70

Finding the Fourth Proportional to 65,198,628.90, 97,812,056.79 and 19,763,849.70

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Solution

The fourth proportional to 65,198,628.90, 97,812,056.79 and 19,763,849.70 is: 29,650,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,198,628.90 : 97,812,056.79 = 19,763,849.70 : x
  2. Step 2: Convert to fraction form
    65,198,628.90/97,812,056.79 = 19,763,849.70/x
  3. Step 3: Cross multiply
    65,198,628.90x = 97,812,056.79 × 19,763,849.70
  4. Step 4: Simplify right side
    65,198,628.90x = 1,933,142,789,245,424.50
  5. Step 5: Solve for x
    x = 1,933,142,789,245,424.50/65,198,628.90
  6. Step 6: Final answer
    x = 29,650,052.80

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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.