Home / 99,337,914-149,008,197.78-31,180,605.75

Finding the Fourth Proportional to 99,337,914, 149,008,197.78 and 31,180,605.75

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Solution

The fourth proportional to 99,337,914, 149,008,197.78 and 31,180,605.75 is: 46,771,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,337,914 : 149,008,197.78 = 31,180,605.75 : x
  2. Step 2: Convert to fraction form
    99,337,914/149,008,197.78 = 31,180,605.75/x
  3. Step 3: Cross multiply
    99,337,914x = 149,008,197.78 × 31,180,605.75
  4. Step 4: Simplify right side
    99,337,914x = 4,646,165,868,496,205
  5. Step 5: Solve for x
    x = 4,646,165,868,496,205/99,337,914
  6. Step 6: Final answer
    x = 46,771,325.08

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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.