Home / 74,661,817.71-103,028,047.16-41,620,605.30

Finding the Fourth Proportional to 74,661,817.71, 103,028,047.16 and 41,620,605.30

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Solution

The fourth proportional to 74,661,817.71, 103,028,047.16 and 41,620,605.30 is: 57,433,502.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661,817.71 : 103,028,047.16 = 41,620,605.30 : x
  2. Step 2: Convert to fraction form
    74,661,817.71/103,028,047.16 = 41,620,605.30/x
  3. Step 3: Cross multiply
    74,661,817.71x = 103,028,047.16 × 41,620,605.30
  4. Step 4: Simplify right side
    74,661,817.71x = 4,288,089,685,468,042.50
  5. Step 5: Solve for x
    x = 4,288,089,685,468,042.50/74,661,817.71
  6. Step 6: Final answer
    x = 57,433,502.38

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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.