Home / 118,576,213.52-163,640,288.29-65,652,922.18

Finding the Fourth Proportional to 118,576,213.52, 163,640,288.29 and 65,652,922.18

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Solution

The fourth proportional to 118,576,213.52, 163,640,288.29 and 65,652,922.18 is: 90,603,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,576,213.52 : 163,640,288.29 = 65,652,922.18 : x
  2. Step 2: Convert to fraction form
    118,576,213.52/163,640,288.29 = 65,652,922.18/x
  3. Step 3: Cross multiply
    118,576,213.52x = 163,640,288.29 × 65,652,922.18
  4. Step 4: Simplify right side
    118,576,213.52x = 10,743,463,112,594,840
  5. Step 5: Solve for x
    x = 10,743,463,112,594,840/118,576,213.52
  6. Step 6: Final answer
    x = 90,603,863.91

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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.