Home / 74,661,661.91-103,030,837.36-41,171,123.03

Finding the Fourth Proportional to 74,661,661.91, 103,030,837.36 and 41,171,123.03

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Solution

The fourth proportional to 74,661,661.91, 103,030,837.36 and 41,171,123.03 is: 56,814,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661,661.91 : 103,030,837.36 = 41,171,123.03 : x
  2. Step 2: Convert to fraction form
    74,661,661.91/103,030,837.36 = 41,171,123.03/x
  3. Step 3: Cross multiply
    74,661,661.91x = 103,030,837.36 × 41,171,123.03
  4. Step 4: Simplify right side
    74,661,661.91x = 4,241,895,280,996,859
  5. Step 5: Solve for x
    x = 4,241,895,280,996,859/74,661,661.91
  6. Step 6: Final answer
    x = 56,814,905.70

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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.