Home / 130,455,201.80-195,706,422.30-65,595,780.20

Finding the Fourth Proportional to 130,455,201.80, 195,706,422.30 and 65,595,780.20

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Solution

The fourth proportional to 130,455,201.80, 195,706,422.30 and 65,595,780.20 is: 98,405,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,455,201.80 : 195,706,422.30 = 65,595,780.20 : x
  2. Step 2: Convert to fraction form
    130,455,201.80/195,706,422.30 = 65,595,780.20/x
  3. Step 3: Cross multiply
    130,455,201.80x = 195,706,422.30 × 65,595,780.20
  4. Step 4: Simplify right side
    130,455,201.80x = 12,837,515,460,919,180
  5. Step 5: Solve for x
    x = 12,837,515,460,919,180/130,455,201.80
  6. Step 6: Final answer
    x = 98,405,546.76

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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.