Home / 956,909,905.20-1,436,036,704.20-412,042,474.80

Finding the Fourth Proportional to 956,909,905.20, 1,436,036,704.20 and 412,042,474.80

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Solution

The fourth proportional to 956,909,905.20, 1,436,036,704.20 and 412,042,474.80 is: 618,353,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,909,905.20 : 1,436,036,704.20 = 412,042,474.80 : x
  2. Step 2: Convert to fraction form
    956,909,905.20/1,436,036,704.20 = 412,042,474.80/x
  3. Step 3: Cross multiply
    956,909,905.20x = 1,436,036,704.20 × 412,042,474.80
  4. Step 4: Simplify right side
    956,909,905.20x = 591,708,117,502,203,648
  5. Step 5: Solve for x
    x = 591,708,117,502,203,648/956,909,905.20
  6. Step 6: Final answer
    x = 618,353,007.20

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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.