Home / 1,216,361,589.33-1,823,849,279.96-479,032,210.29

Finding the Fourth Proportional to 1,216,361,589.33, 1,823,849,279.96 and 479,032,210.29

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Solution

The fourth proportional to 1,216,361,589.33, 1,823,849,279.96 and 479,032,210.29 is: 718,275,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,361,589.33 : 1,823,849,279.96 = 479,032,210.29 : x
  2. Step 2: Convert to fraction form
    1,216,361,589.33/1,823,849,279.96 = 479,032,210.29/x
  3. Step 3: Cross multiply
    1,216,361,589.33x = 1,823,849,279.96 × 479,032,210.29
  4. Step 4: Simplify right side
    1,216,361,589.33x = 873,682,551,812,668,672
  5. Step 5: Solve for x
    x = 873,682,551,812,668,672/1,216,361,589.33
  6. Step 6: Final answer
    x = 718,275,354.53

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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.