Home / 944,807,819.20-1,417,211,728.80-298,575,563.20

Finding the Fourth Proportional to 944,807,819.20, 1,417,211,728.80 and 298,575,563.20

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Solution

The fourth proportional to 944,807,819.20, 1,417,211,728.80 and 298,575,563.20 is: 447,863,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,807,819.20 : 1,417,211,728.80 = 298,575,563.20 : x
  2. Step 2: Convert to fraction form
    944,807,819.20/1,417,211,728.80 = 298,575,563.20/x
  3. Step 3: Cross multiply
    944,807,819.20x = 1,417,211,728.80 × 298,575,563.20
  4. Step 4: Simplify right side
    944,807,819.20x = 423,144,790,100,105,600
  5. Step 5: Solve for x
    x = 423,144,790,100,105,600/944,807,819.20
  6. Step 6: Final answer
    x = 447,863,344.80

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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.