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Finding the Fourth Proportional to 146,687,119.80, 220,030,679.70 and 146,687,119.80

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Solution

The fourth proportional to 146,687,119.80, 220,030,679.70 and 146,687,119.80 is: 220,030,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,687,119.80 : 220,030,679.70 = 146,687,119.80 : x
  2. Step 2: Convert to fraction form
    146,687,119.80/220,030,679.70 = 146,687,119.80/x
  3. Step 3: Cross multiply
    146,687,119.80x = 220,030,679.70 × 146,687,119.80
  4. Step 4: Simplify right side
    146,687,119.80x = 32,275,666,672,829,328
  5. Step 5: Solve for x
    x = 32,275,666,672,829,328/146,687,119.80
  6. Step 6: Final answer
    x = 220,030,679.70

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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.