Home / 767,276,029.20-1,150,914,043.80-282,538,851.60

Finding the Fourth Proportional to 767,276,029.20, 1,150,914,043.80 and 282,538,851.60

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Solution

The fourth proportional to 767,276,029.20, 1,150,914,043.80 and 282,538,851.60 is: 423,808,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,276,029.20 : 1,150,914,043.80 = 282,538,851.60 : x
  2. Step 2: Convert to fraction form
    767,276,029.20/1,150,914,043.80 = 282,538,851.60/x
  3. Step 3: Cross multiply
    767,276,029.20x = 1,150,914,043.80 × 282,538,851.60
  4. Step 4: Simplify right side
    767,276,029.20x = 325,177,932,225,564,096
  5. Step 5: Solve for x
    x = 325,177,932,225,564,096/767,276,029.20
  6. Step 6: Final answer
    x = 423,808,277.40

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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.