Home / 84,212,435.19-116,164,662.08-50,698,603.13

Finding the Fourth Proportional to 84,212,435.19, 116,164,662.08 and 50,698,603.13

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Solution

The fourth proportional to 84,212,435.19, 116,164,662.08 and 50,698,603.13 is: 69,934,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,212,435.19 : 116,164,662.08 = 50,698,603.13 : x
  2. Step 2: Convert to fraction form
    84,212,435.19/116,164,662.08 = 50,698,603.13/x
  3. Step 3: Cross multiply
    84,212,435.19x = 116,164,662.08 × 50,698,603.13
  4. Step 4: Simplify right side
    84,212,435.19x = 5,889,386,100,628,401
  5. Step 5: Solve for x
    x = 5,889,386,100,628,401/84,212,435.19
  6. Step 6: Final answer
    x = 69,934,874.67

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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.