Home / 836,880,467.20-1,255,320,700.80-262,450,873.60

Finding the Fourth Proportional to 836,880,467.20, 1,255,320,700.80 and 262,450,873.60

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Solution

The fourth proportional to 836,880,467.20, 1,255,320,700.80 and 262,450,873.60 is: 393,676,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,880,467.20 : 1,255,320,700.80 = 262,450,873.60 : x
  2. Step 2: Convert to fraction form
    836,880,467.20/1,255,320,700.80 = 262,450,873.60/x
  3. Step 3: Cross multiply
    836,880,467.20x = 1,255,320,700.80 × 262,450,873.60
  4. Step 4: Simplify right side
    836,880,467.20x = 329,460,014,573,124,224
  5. Step 5: Solve for x
    x = 329,460,014,573,124,224/836,880,467.20
  6. Step 6: Final answer
    x = 393,676,310.40

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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.