Home / 1,036,550,863.58-1,422,826,019.49-916,445,197.58

Finding the Fourth Proportional to 1,036,550,863.58, 1,422,826,019.49 and 916,445,197.58

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Solution

The fourth proportional to 1,036,550,863.58, 1,422,826,019.49 and 916,445,197.58 is: 1,257,962,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,550,863.58 : 1,422,826,019.49 = 916,445,197.58 : x
  2. Step 2: Convert to fraction form
    1,036,550,863.58/1,422,826,019.49 = 916,445,197.58/x
  3. Step 3: Cross multiply
    1,036,550,863.58x = 1,422,826,019.49 × 916,445,197.58
  4. Step 4: Simplify right side
    1,036,550,863.58x = 1,303,942,072,549,846,272
  5. Step 5: Solve for x
    x = 1,303,942,072,549,846,272/1,036,550,863.58
  6. Step 6: Final answer
    x = 1,257,962,458.35

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Half scale
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Double scale
Find fourth proportional to 1,036,550,864.58, 1,422,826,020.87 and 916,445,198.58
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.