Home / 57,635,178-79,537,173.60-31,529,135.28

Finding the Fourth Proportional to 57,635,178, 79,537,173.60 and 31,529,135.28

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Solution

The fourth proportional to 57,635,178, 79,537,173.60 and 31,529,135.28 is: 43,510,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,635,178 : 79,537,173.60 = 31,529,135.28 : x
  2. Step 2: Convert to fraction form
    57,635,178/79,537,173.60 = 31,529,135.28/x
  3. Step 3: Cross multiply
    57,635,178x = 79,537,173.60 × 31,529,135.28
  4. Step 4: Simplify right side
    57,635,178x = 2,507,738,306,223,244.50
  5. Step 5: Solve for x
    x = 2,507,738,306,223,244.50/57,635,178
  6. Step 6: Final answer
    x = 43,510,550.21

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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.