Home / 1,765,073,957.49-2,435,621,807.31-1,086,783,197.49

Finding the Fourth Proportional to 1,765,073,957.49, 2,435,621,807.31 and 1,086,783,197.49

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Solution

The fourth proportional to 1,765,073,957.49, 2,435,621,807.31 and 1,086,783,197.49 is: 1,499,649,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,073,957.49 : 2,435,621,807.31 = 1,086,783,197.49 : x
  2. Step 2: Convert to fraction form
    1,765,073,957.49/2,435,621,807.31 = 1,086,783,197.49/x
  3. Step 3: Cross multiply
    1,765,073,957.49x = 2,435,621,807.31 × 1,086,783,197.49
  4. Step 4: Simplify right side
    1,765,073,957.49x = 2,646,992,855,624,734,208
  5. Step 5: Solve for x
    x = 2,646,992,855,624,734,208/1,765,073,957.49
  6. Step 6: Final answer
    x = 1,499,649,827.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.