Home / 1,622,188,960.40-2,433,283,440.60-531,707,603.60

Finding the Fourth Proportional to 1,622,188,960.40, 2,433,283,440.60 and 531,707,603.60

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Solution

The fourth proportional to 1,622,188,960.40, 2,433,283,440.60 and 531,707,603.60 is: 797,561,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,188,960.40 : 2,433,283,440.60 = 531,707,603.60 : x
  2. Step 2: Convert to fraction form
    1,622,188,960.40/2,433,283,440.60 = 531,707,603.60/x
  3. Step 3: Cross multiply
    1,622,188,960.40x = 2,433,283,440.60 × 531,707,603.60
  4. Step 4: Simplify right side
    1,622,188,960.40x = 1,293,795,307,080,988,928
  5. Step 5: Solve for x
    x = 1,293,795,307,080,988,928/1,622,188,960.40
  6. Step 6: Final answer
    x = 797,561,405.40

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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.