Home / 200,928,729.60-301,083,436.80-149,569,804.80

Finding the Fourth Proportional to 200,928,729.60, 301,083,436.80 and 149,569,804.80

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Solution

The fourth proportional to 200,928,729.60, 301,083,436.80 and 149,569,804.80 is: 224,124,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,928,729.60 : 301,083,436.80 = 149,569,804.80 : x
  2. Step 2: Convert to fraction form
    200,928,729.60/301,083,436.80 = 149,569,804.80/x
  3. Step 3: Cross multiply
    200,928,729.60x = 301,083,436.80 × 149,569,804.80
  4. Step 4: Simplify right side
    200,928,729.60x = 45,032,990,870,689,144
  5. Step 5: Solve for x
    x = 45,032,990,870,689,144/200,928,729.60
  6. Step 6: Final answer
    x = 224,124,200.46

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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.