Home / 148,614,811.80-222,922,217.70-39,456,830.40

Finding the Fourth Proportional to 148,614,811.80, 222,922,217.70 and 39,456,830.40

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Solution

The fourth proportional to 148,614,811.80, 222,922,217.70 and 39,456,830.40 is: 59,185,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,614,811.80 : 222,922,217.70 = 39,456,830.40 : x
  2. Step 2: Convert to fraction form
    148,614,811.80/222,922,217.70 = 39,456,830.40/x
  3. Step 3: Cross multiply
    148,614,811.80x = 222,922,217.70 × 39,456,830.40
  4. Step 4: Simplify right side
    148,614,811.80x = 8,795,804,136,180,777
  5. Step 5: Solve for x
    x = 8,795,804,136,180,777/148,614,811.80
  6. Step 6: Final answer
    x = 59,185,245.60

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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.