Home / 99,274,328.70-148,925,489.85-31,109,912.70

Finding the Fourth Proportional to 99,274,328.70, 148,925,489.85 and 31,109,912.70

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Solution

The fourth proportional to 99,274,328.70, 148,925,489.85 and 31,109,912.70 is: 46,669,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274,328.70 : 148,925,489.85 = 31,109,912.70 : x
  2. Step 2: Convert to fraction form
    99,274,328.70/148,925,489.85 = 31,109,912.70/x
  3. Step 3: Cross multiply
    99,274,328.70x = 148,925,489.85 × 31,109,912.70
  4. Step 4: Simplify right side
    99,274,328.70x = 4,633,058,988,038,236
  5. Step 5: Solve for x
    x = 4,633,058,988,038,236/99,274,328.70
  6. Step 6: Final answer
    x = 46,669,255.27

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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.