Home / 104,379,640.40-156,569,460.60-82,880,555.60

Finding the Fourth Proportional to 104,379,640.40, 156,569,460.60 and 82,880,555.60

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Solution

The fourth proportional to 104,379,640.40, 156,569,460.60 and 82,880,555.60 is: 124,320,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,379,640.40 : 156,569,460.60 = 82,880,555.60 : x
  2. Step 2: Convert to fraction form
    104,379,640.40/156,569,460.60 = 82,880,555.60/x
  3. Step 3: Cross multiply
    104,379,640.40x = 156,569,460.60 × 82,880,555.60
  4. Step 4: Simplify right side
    104,379,640.40x = 12,976,563,884,520,308
  5. Step 5: Solve for x
    x = 12,976,563,884,520,308/104,379,640.40
  6. Step 6: Final answer
    x = 124,320,833.40

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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.