Home / 1,216,361,589.83-1,823,849,280.71-479,032,210.79

Finding the Fourth Proportional to 1,216,361,589.83, 1,823,849,280.71 and 479,032,210.79

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Solution

The fourth proportional to 1,216,361,589.83, 1,823,849,280.71 and 479,032,210.79 is: 718,275,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,361,589.83 : 1,823,849,280.71 = 479,032,210.79 : x
  2. Step 2: Convert to fraction form
    1,216,361,589.83/1,823,849,280.71 = 479,032,210.79/x
  3. Step 3: Cross multiply
    1,216,361,589.83x = 1,823,849,280.71 × 479,032,210.79
  4. Step 4: Simplify right side
    1,216,361,589.83x = 873,682,553,083,867,392
  5. Step 5: Solve for x
    x = 873,682,553,083,867,392/1,216,361,589.83
  6. Step 6: Final answer
    x = 718,275,355.28

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Double scale
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1.5x scale

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.