Home / 74,661,818.71-103,028,048.53-41,620,606.30

Finding the Fourth Proportional to 74,661,818.71, 103,028,048.53 and 41,620,606.30

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Solution

The fourth proportional to 74,661,818.71, 103,028,048.53 and 41,620,606.30 is: 57,433,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661,818.71 : 103,028,048.53 = 41,620,606.30 : x
  2. Step 2: Convert to fraction form
    74,661,818.71/103,028,048.53 = 41,620,606.30/x
  3. Step 3: Cross multiply
    74,661,818.71x = 103,028,048.53 × 41,620,606.30
  4. Step 4: Simplify right side
    74,661,818.71x = 4,288,089,845,724,423.50
  5. Step 5: Solve for x
    x = 4,288,089,845,724,423.50/74,661,818.71
  6. Step 6: Final answer
    x = 57,433,503.76

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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.