Home / 74,643,059.50-103,007,902.96-41,605,406.44

Finding the Fourth Proportional to 74,643,059.50, 103,007,902.96 and 41,605,406.44

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Solution

The fourth proportional to 74,643,059.50, 103,007,902.96 and 41,605,406.44 is: 57,415,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,643,059.50 : 103,007,902.96 = 41,605,406.44 : x
  2. Step 2: Convert to fraction form
    74,643,059.50/103,007,902.96 = 41,605,406.44/x
  3. Step 3: Cross multiply
    74,643,059.50x = 103,007,902.96 × 41,605,406.44
  4. Step 4: Simplify right side
    74,643,059.50x = 4,285,685,669,182,878.50
  5. Step 5: Solve for x
    x = 4,285,685,669,182,878.50/74,643,059.50
  6. Step 6: Final answer
    x = 57,415,728.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.