Home / 146,520,409.60-219,780,614.40-60,320,679.40

Finding the Fourth Proportional to 146,520,409.60, 219,780,614.40 and 60,320,679.40

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Solution

The fourth proportional to 146,520,409.60, 219,780,614.40 and 60,320,679.40 is: 90,481,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,520,409.60 : 219,780,614.40 = 60,320,679.40 : x
  2. Step 2: Convert to fraction form
    146,520,409.60/219,780,614.40 = 60,320,679.40/x
  3. Step 3: Cross multiply
    146,520,409.60x = 219,780,614.40 × 60,320,679.40
  4. Step 4: Simplify right side
    146,520,409.60x = 13,257,315,979,557,424
  5. Step 5: Solve for x
    x = 13,257,315,979,557,424/146,520,409.60
  6. Step 6: Final answer
    x = 90,481,019.10

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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.