Home / 344,394,578.79-516,439,890.81-98,695,453.32

Finding the Fourth Proportional to 344,394,578.79, 516,439,890.81 and 98,695,453.32

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Solution

The fourth proportional to 344,394,578.79, 516,439,890.81 and 98,695,453.32 is: 147,999,626.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,394,578.79 : 516,439,890.81 = 98,695,453.32 : x
  2. Step 2: Convert to fraction form
    344,394,578.79/516,439,890.81 = 98,695,453.32/x
  3. Step 3: Cross multiply
    344,394,578.79x = 516,439,890.81 × 98,695,453.32
  4. Step 4: Simplify right side
    344,394,578.79x = 50,970,269,136,024,248
  5. Step 5: Solve for x
    x = 50,970,269,136,024,248/344,394,578.79
  6. Step 6: Final answer
    x = 147,999,626.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.