Home / 2,955,285,276.80-4,430,004,139.20-1,399,842,665.60

Finding the Fourth Proportional to 2,955,285,276.80, 4,430,004,139.20 and 1,399,842,665.60

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Solution

The fourth proportional to 2,955,285,276.80, 4,430,004,139.20 and 1,399,842,665.60 is: 2,098,379,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,285,276.80 : 4,430,004,139.20 = 1,399,842,665.60 : x
  2. Step 2: Convert to fraction form
    2,955,285,276.80/4,430,004,139.20 = 1,399,842,665.60/x
  3. Step 3: Cross multiply
    2,955,285,276.80x = 4,430,004,139.20 × 1,399,842,665.60
  4. Step 4: Simplify right side
    2,955,285,276.80x = 6,201,308,802,836,760,576
  5. Step 5: Solve for x
    x = 6,201,308,802,836,760,576/2,955,285,276.80
  6. Step 6: Final answer
    x = 2,098,379,080.87

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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.