Home / 118,928,135.70-178,339,059.45-46,120,718.70

Finding the Fourth Proportional to 118,928,135.70, 178,339,059.45 and 46,120,718.70

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Solution

The fourth proportional to 118,928,135.70, 178,339,059.45 and 46,120,718.70 is: 69,160,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,928,135.70 : 178,339,059.45 = 46,120,718.70 : x
  2. Step 2: Convert to fraction form
    118,928,135.70/178,339,059.45 = 46,120,718.70/x
  3. Step 3: Cross multiply
    118,928,135.70x = 178,339,059.45 × 46,120,718.70
  4. Step 4: Simplify right side
    118,928,135.70x = 8,225,125,594,116,027
  5. Step 5: Solve for x
    x = 8,225,125,594,116,027/118,928,135.70
  6. Step 6: Final answer
    x = 69,160,468.59

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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.