Home / 437,589,954.90-603,867,041.17-239,349,715.54

Finding the Fourth Proportional to 437,589,954.90, 603,867,041.17 and 239,349,715.54

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Solution

The fourth proportional to 437,589,954.90, 603,867,041.17 and 239,349,715.54 is: 330,298,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,589,954.90 : 603,867,041.17 = 239,349,715.54 : x
  2. Step 2: Convert to fraction form
    437,589,954.90/603,867,041.17 = 239,349,715.54/x
  3. Step 3: Cross multiply
    437,589,954.90x = 603,867,041.17 × 239,349,715.54
  4. Step 4: Simplify right side
    437,589,954.90x = 144,535,404,525,912,928
  5. Step 5: Solve for x
    x = 144,535,404,525,912,928/437,589,954.90
  6. Step 6: Final answer
    x = 330,298,725.80

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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.