Home / 4,939,703,984.80-7,409,555,977.20-2,490,823,856.80

Finding the Fourth Proportional to 4,939,703,984.80, 7,409,555,977.20 and 2,490,823,856.80

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Solution

The fourth proportional to 4,939,703,984.80, 7,409,555,977.20 and 2,490,823,856.80 is: 3,736,235,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,703,984.80 : 7,409,555,977.20 = 2,490,823,856.80 : x
  2. Step 2: Convert to fraction form
    4,939,703,984.80/7,409,555,977.20 = 2,490,823,856.80/x
  3. Step 3: Cross multiply
    4,939,703,984.80x = 7,409,555,977.20 × 2,490,823,856.80
  4. Step 4: Simplify right side
    4,939,703,984.80x = 18,455,898,796,304,797,696
  5. Step 5: Solve for x
    x = 18,455,898,796,304,797,696/4,939,703,984.80
  6. Step 6: Final answer
    x = 3,736,235,785.20

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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.