Home / 69,619,102.19-96,077,350.43-38,679,271.47

Finding the Fourth Proportional to 69,619,102.19, 96,077,350.43 and 38,679,271.47

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Solution

The fourth proportional to 69,619,102.19, 96,077,350.43 and 38,679,271.47 is: 53,379,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619,102.19 : 96,077,350.43 = 38,679,271.47 : x
  2. Step 2: Convert to fraction form
    69,619,102.19/96,077,350.43 = 38,679,271.47/x
  3. Step 3: Cross multiply
    69,619,102.19x = 96,077,350.43 × 38,679,271.47
  4. Step 4: Simplify right side
    69,619,102.19x = 3,716,201,919,351,942
  5. Step 5: Solve for x
    x = 3,716,201,919,351,942/69,619,102.19
  6. Step 6: Final answer
    x = 53,379,055.50

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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.