Home / 3,450,870,107.60-5,176,305,161.40-2,899,872,078.80

Finding the Fourth Proportional to 3,450,870,107.60, 5,176,305,161.40 and 2,899,872,078.80

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Solution

The fourth proportional to 3,450,870,107.60, 5,176,305,161.40 and 2,899,872,078.80 is: 4,349,808,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,870,107.60 : 5,176,305,161.40 = 2,899,872,078.80 : x
  2. Step 2: Convert to fraction form
    3,450,870,107.60/5,176,305,161.40 = 2,899,872,078.80/x
  3. Step 3: Cross multiply
    3,450,870,107.60x = 5,176,305,161.40 × 2,899,872,078.80
  4. Step 4: Simplify right side
    3,450,870,107.60x = 15,010,622,808,892,186,624
  5. Step 5: Solve for x
    x = 15,010,622,808,892,186,624/3,450,870,107.60
  6. Step 6: Final answer
    x = 4,349,808,118.20

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Double scale
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Similar ratio
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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.