Home / 1,907,955,050.29-2,631,201,574.52-1,238,183,943.80

Finding the Fourth Proportional to 1,907,955,050.29, 2,631,201,574.52 and 1,238,183,943.80

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Solution

The fourth proportional to 1,907,955,050.29, 2,631,201,574.52 and 1,238,183,943.80 is: 1,707,541,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,955,050.29 : 2,631,201,574.52 = 1,238,183,943.80 : x
  2. Step 2: Convert to fraction form
    1,907,955,050.29/2,631,201,574.52 = 1,238,183,943.80/x
  3. Step 3: Cross multiply
    1,907,955,050.29x = 2,631,201,574.52 × 1,238,183,943.80
  4. Step 4: Simplify right side
    1,907,955,050.29x = 3,257,911,542,461,882,880
  5. Step 5: Solve for x
    x = 3,257,911,542,461,882,880/1,907,955,050.29
  6. Step 6: Final answer
    x = 1,707,541,035.61

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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.