Home / 354,784,738.40-532,276,640.40-173,037,845.60

Finding the Fourth Proportional to 354,784,738.40, 532,276,640.40 and 173,037,845.60

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Solution

The fourth proportional to 354,784,738.40, 532,276,640.40 and 173,037,845.60 is: 259,605,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,784,738.40 : 532,276,640.40 = 173,037,845.60 : x
  2. Step 2: Convert to fraction form
    354,784,738.40/532,276,640.40 = 173,037,845.60/x
  3. Step 3: Cross multiply
    354,784,738.40x = 532,276,640.40 × 173,037,845.60
  4. Step 4: Simplify right side
    354,784,738.40x = 92,104,003,118,021,920
  5. Step 5: Solve for x
    x = 92,104,003,118,021,920/354,784,738.40
  6. Step 6: Final answer
    x = 259,605,313.16

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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.