Home / 130,203,825.62-179,680,648.34-71,467,490.06

Finding the Fourth Proportional to 130,203,825.62, 179,680,648.34 and 71,467,490.06

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Solution

The fourth proportional to 130,203,825.62, 179,680,648.34 and 71,467,490.06 is: 98,624,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,203,825.62 : 179,680,648.34 = 71,467,490.06 : x
  2. Step 2: Convert to fraction form
    130,203,825.62/179,680,648.34 = 71,467,490.06/x
  3. Step 3: Cross multiply
    130,203,825.62x = 179,680,648.34 × 71,467,490.06
  4. Step 4: Simplify right side
    130,203,825.62x = 12,841,324,949,213,306
  5. Step 5: Solve for x
    x = 12,841,324,949,213,306/130,203,825.62
  6. Step 6: Final answer
    x = 98,624,789.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.