Home / 492,368,000.80-737,954,804.40-219,449,063.20

Finding the Fourth Proportional to 492,368,000.80, 737,954,804.40 and 219,449,063.20

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Solution

The fourth proportional to 492,368,000.80, 737,954,804.40 and 219,449,063.20 is: 328,907,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,368,000.80 : 737,954,804.40 = 219,449,063.20 : x
  2. Step 2: Convert to fraction form
    492,368,000.80/737,954,804.40 = 219,449,063.20/x
  3. Step 3: Cross multiply
    492,368,000.80x = 737,954,804.40 × 219,449,063.20
  4. Step 4: Simplify right side
    492,368,000.80x = 161,943,490,509,519,232
  5. Step 5: Solve for x
    x = 161,943,490,509,519,232/492,368,000.80
  6. Step 6: Final answer
    x = 328,907,423.40

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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.