Home / 74,135,240.37-102,307,463.91-42,349,619.49

Finding the Fourth Proportional to 74,135,240.37, 102,307,463.91 and 42,349,619.49

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Solution

The fourth proportional to 74,135,240.37, 102,307,463.91 and 42,349,619.49 is: 58,442,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,135,240.37 : 102,307,463.91 = 42,349,619.49 : x
  2. Step 2: Convert to fraction form
    74,135,240.37/102,307,463.91 = 42,349,619.49/x
  3. Step 3: Cross multiply
    74,135,240.37x = 102,307,463.91 × 42,349,619.49
  4. Step 4: Simplify right side
    74,135,240.37x = 4,332,682,167,937,050
  5. Step 5: Solve for x
    x = 4,332,682,167,937,050/74,135,240.37
  6. Step 6: Final answer
    x = 58,442,950.30

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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.