Home / 74,135,240.49-102,307,464.09-42,349,619.62

Finding the Fourth Proportional to 74,135,240.49, 102,307,464.09 and 42,349,619.62

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Solution

The fourth proportional to 74,135,240.49, 102,307,464.09 and 42,349,619.62 is: 58,442,950.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,135,240.49 : 102,307,464.09 = 42,349,619.62 : x
  2. Step 2: Convert to fraction form
    74,135,240.49/102,307,464.09 = 42,349,619.62/x
  3. Step 3: Cross multiply
    74,135,240.49x = 102,307,464.09 × 42,349,619.62
  4. Step 4: Simplify right side
    74,135,240.49x = 4,332,682,188,030,792.50
  5. Step 5: Solve for x
    x = 4,332,682,188,030,792.50/74,135,240.49
  6. Step 6: Final answer
    x = 58,442,950.47

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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.