Home / 1,273,017,734.40-1,909,526,601.60-966,907,718.40

Finding the Fourth Proportional to 1,273,017,734.40, 1,909,526,601.60 and 966,907,718.40

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Solution

The fourth proportional to 1,273,017,734.40, 1,909,526,601.60 and 966,907,718.40 is: 1,450,361,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,017,734.40 : 1,909,526,601.60 = 966,907,718.40 : x
  2. Step 2: Convert to fraction form
    1,273,017,734.40/1,909,526,601.60 = 966,907,718.40/x
  3. Step 3: Cross multiply
    1,273,017,734.40x = 1,909,526,601.60 × 966,907,718.40
  4. Step 4: Simplify right side
    1,273,017,734.40x = 1,846,336,009,577,161,728
  5. Step 5: Solve for x
    x = 1,846,336,009,577,161,728/1,273,017,734.40
  6. Step 6: Final answer
    x = 1,450,361,577.60

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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.