Home / 148,155,016.80-222,232,525.20-40,449,640.80

Finding the Fourth Proportional to 148,155,016.80, 222,232,525.20 and 40,449,640.80

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Solution

The fourth proportional to 148,155,016.80, 222,232,525.20 and 40,449,640.80 is: 60,674,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,155,016.80 : 222,232,525.20 = 40,449,640.80 : x
  2. Step 2: Convert to fraction form
    148,155,016.80/222,232,525.20 = 40,449,640.80/x
  3. Step 3: Cross multiply
    148,155,016.80x = 222,232,525.20 × 40,449,640.80
  4. Step 4: Simplify right side
    148,155,016.80x = 8,989,225,818,416,947
  5. Step 5: Solve for x
    x = 8,989,225,818,416,947/148,155,016.80
  6. Step 6: Final answer
    x = 60,674,461.20

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1.5x scale

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.