Home / 180,537,027,372.95-270,879,772,821.60-79,754,704,936.43

Finding the Fourth Proportional to 180,537,027,372.95, 270,879,772,821.60 and 79,754,704,936.43

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Solution

The fourth proportional to 180,537,027,372.95, 270,879,772,821.60 and 79,754,704,936.43 is: 119,664,850,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,537,027,372.95 : 270,879,772,821.60 = 79,754,704,936.43 : x
  2. Step 2: Convert to fraction form
    180,537,027,372.95/270,879,772,821.60 = 79,754,704,936.43/x
  3. Step 3: Cross multiply
    180,537,027,372.95x = 270,879,772,821.60 × 79,754,704,936.43
  4. Step 4: Simplify right side
    180,537,027,372.95x = 21,603,936,354,633,898,786,816
  5. Step 5: Solve for x
    x = 21,603,936,354,633,898,786,816/180,537,027,372.95
  6. Step 6: Final answer
    x = 119,664,850,302.45

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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.