Home / 140,299,032.42-208,969,136.01-134,004,115.26

Finding the Fourth Proportional to 140,299,032.42, 208,969,136.01 and 134,004,115.26

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Solution

The fourth proportional to 140,299,032.42, 208,969,136.01 and 134,004,115.26 is: 199,593,138.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,299,032.42 : 208,969,136.01 = 134,004,115.26 : x
  2. Step 2: Convert to fraction form
    140,299,032.42/208,969,136.01 = 134,004,115.26/x
  3. Step 3: Cross multiply
    140,299,032.42x = 208,969,136.01 × 134,004,115.26
  4. Step 4: Simplify right side
    140,299,032.42x = 28,002,724,187,666,656
  5. Step 5: Solve for x
    x = 28,002,724,187,666,656/140,299,032.42
  6. Step 6: Final answer
    x = 199,593,138.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.