Home / 470,000,694,408.48-648,603,154,729.08-267,015,603,403.44

Finding the Fourth Proportional to 470,000,694,408.48, 648,603,154,729.08 and 267,015,603,403.44

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Solution

The fourth proportional to 470,000,694,408.48, 648,603,154,729.08 and 267,015,603,403.44 is: 368,482,780,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,000,694,408.48 : 648,603,154,729.08 = 267,015,603,403.44 : x
  2. Step 2: Convert to fraction form
    470,000,694,408.48/648,603,154,729.08 = 267,015,603,403.44/x
  3. Step 3: Cross multiply
    470,000,694,408.48x = 648,603,154,729.08 × 267,015,603,403.44
  4. Step 4: Simplify right side
    470,000,694,408.48x = 173,187,162,729,360,041,967,616
  5. Step 5: Solve for x
    x = 173,187,162,729,360,041,967,616/470,000,694,408.48
  6. Step 6: Final answer
    x = 368,482,780,535.73

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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.