Home / 198,006,351.52-273,243,219.60-108,698,281.60

Finding the Fourth Proportional to 198,006,351.52, 273,243,219.60 and 108,698,281.60

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Solution

The fourth proportional to 198,006,351.52, 273,243,219.60 and 108,698,281.60 is: 150,000,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,006,351.52 : 273,243,219.60 = 108,698,281.60 : x
  2. Step 2: Convert to fraction form
    198,006,351.52/273,243,219.60 = 108,698,281.60/x
  3. Step 3: Cross multiply
    198,006,351.52x = 273,243,219.60 × 108,698,281.60
  4. Step 4: Simplify right side
    198,006,351.52x = 29,701,068,429,371,440
  5. Step 5: Solve for x
    x = 29,701,068,429,371,440/198,006,351.52
  6. Step 6: Final answer
    x = 150,000,584.33

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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.