Home / 99,967,223.30-149,957,414.32-26,192,809.67

Finding the Fourth Proportional to 99,967,223.30, 149,957,414.32 and 26,192,809.67

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Solution

The fourth proportional to 99,967,223.30, 149,957,414.32 and 26,192,809.67 is: 39,290,938.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,967,223.30 : 149,957,414.32 = 26,192,809.67 : x
  2. Step 2: Convert to fraction form
    99,967,223.30/149,957,414.32 = 26,192,809.67/x
  3. Step 3: Cross multiply
    99,967,223.30x = 149,957,414.32 × 26,192,809.67
  4. Step 4: Simplify right side
    99,967,223.30x = 3,927,806,011,073,823
  5. Step 5: Solve for x
    x = 3,927,806,011,073,823/99,967,223.30
  6. Step 6: Final answer
    x = 39,290,938.39

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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.