Home / 702,171,074.75-1,053,124,932.57-352,323,208.43

Finding the Fourth Proportional to 702,171,074.75, 1,053,124,932.57 and 352,323,208.43

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Solution

The fourth proportional to 702,171,074.75, 1,053,124,932.57 and 352,323,208.43 is: 528,418,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,171,074.75 : 1,053,124,932.57 = 352,323,208.43 : x
  2. Step 2: Convert to fraction form
    702,171,074.75/1,053,124,932.57 = 352,323,208.43/x
  3. Step 3: Cross multiply
    702,171,074.75x = 1,053,124,932.57 × 352,323,208.43
  4. Step 4: Simplify right side
    702,171,074.75x = 371,040,355,120,689,856
  5. Step 5: Solve for x
    x = 371,040,355,120,689,856/702,171,074.75
  6. Step 6: Final answer
    x = 528,418,740.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.