Home / 118,659,628.80-177,989,443.20-110,345,529.60

Finding the Fourth Proportional to 118,659,628.80, 177,989,443.20 and 110,345,529.60

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Solution

The fourth proportional to 118,659,628.80, 177,989,443.20 and 110,345,529.60 is: 165,518,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,659,628.80 : 177,989,443.20 = 110,345,529.60 : x
  2. Step 2: Convert to fraction form
    118,659,628.80/177,989,443.20 = 110,345,529.60/x
  3. Step 3: Cross multiply
    118,659,628.80x = 177,989,443.20 × 110,345,529.60
  4. Step 4: Simplify right side
    118,659,628.80x = 19,640,339,373,113,116
  5. Step 5: Solve for x
    x = 19,640,339,373,113,116/118,659,628.80
  6. Step 6: Final answer
    x = 165,518,294.40

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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.