Home / 470,000,694,408.98-648,603,154,729.80-267,015,603,403.94

Finding the Fourth Proportional to 470,000,694,408.98, 648,603,154,729.80 and 267,015,603,403.94

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Solution

The fourth proportional to 470,000,694,408.98, 648,603,154,729.80 and 267,015,603,403.94 is: 368,482,780,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,000,694,408.98 : 648,603,154,729.80 = 267,015,603,403.94 : x
  2. Step 2: Convert to fraction form
    470,000,694,408.98/648,603,154,729.80 = 267,015,603,403.94/x
  3. Step 3: Cross multiply
    470,000,694,408.98x = 648,603,154,729.80 × 267,015,603,403.94
  4. Step 4: Simplify right side
    470,000,694,408.98x = 173,187,162,729,876,612,448,256
  5. Step 5: Solve for x
    x = 173,187,162,729,876,612,448,256/470,000,694,408.98
  6. Step 6: Final answer
    x = 368,482,780,536.44

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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.