Home / 69,901,495.44-104,852,152.80-18,783,515.04

Finding the Fourth Proportional to 69,901,495.44, 104,852,152.80 and 18,783,515.04

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Solution

The fourth proportional to 69,901,495.44, 104,852,152.80 and 18,783,515.04 is: 28,175,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901,495.44 : 104,852,152.80 = 18,783,515.04 : x
  2. Step 2: Convert to fraction form
    69,901,495.44/104,852,152.80 = 18,783,515.04/x
  3. Step 3: Cross multiply
    69,901,495.44x = 104,852,152.80 × 18,783,515.04
  4. Step 4: Simplify right side
    69,901,495.44x = 1,969,491,989,095,178
  5. Step 5: Solve for x
    x = 1,969,491,989,095,178/69,901,495.44
  6. Step 6: Final answer
    x = 28,175,248.28

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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.