Home / 116,640,986.40-174,961,479.60-73,369,879.20

Finding the Fourth Proportional to 116,640,986.40, 174,961,479.60 and 73,369,879.20

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Solution

The fourth proportional to 116,640,986.40, 174,961,479.60 and 73,369,879.20 is: 110,054,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,640,986.40 : 174,961,479.60 = 73,369,879.20 : x
  2. Step 2: Convert to fraction form
    116,640,986.40/174,961,479.60 = 73,369,879.20/x
  3. Step 3: Cross multiply
    116,640,986.40x = 174,961,479.60 × 73,369,879.20
  4. Step 4: Simplify right side
    116,640,986.40x = 12,836,902,622,905,264
  5. Step 5: Solve for x
    x = 12,836,902,622,905,264/116,640,986.40
  6. Step 6: Final answer
    x = 110,054,818.80

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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.