Home / 1,283,045,668.88-1,770,603,759.72-696,334,804.88

Finding the Fourth Proportional to 1,283,045,668.88, 1,770,603,759.72 and 696,334,804.88

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Solution

The fourth proportional to 1,283,045,668.88, 1,770,603,759.72 and 696,334,804.88 is: 960,942,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,045,668.88 : 1,770,603,759.72 = 696,334,804.88 : x
  2. Step 2: Convert to fraction form
    1,283,045,668.88/1,770,603,759.72 = 696,334,804.88/x
  3. Step 3: Cross multiply
    1,283,045,668.88x = 1,770,603,759.72 × 696,334,804.88
  4. Step 4: Simplify right side
    1,283,045,668.88x = 1,232,933,023,544,420,608
  5. Step 5: Solve for x
    x = 1,232,933,023,544,420,608/1,283,045,668.88
  6. Step 6: Final answer
    x = 960,942,430.54

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1.5x scale

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.