Home / 1,494,680,611.60-2,242,020,917.40-872,256,912.40

Finding the Fourth Proportional to 1,494,680,611.60, 2,242,020,917.40 and 872,256,912.40

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Solution

The fourth proportional to 1,494,680,611.60, 2,242,020,917.40 and 872,256,912.40 is: 1,308,385,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,680,611.60 : 2,242,020,917.40 = 872,256,912.40 : x
  2. Step 2: Convert to fraction form
    1,494,680,611.60/2,242,020,917.40 = 872,256,912.40/x
  3. Step 3: Cross multiply
    1,494,680,611.60x = 2,242,020,917.40 × 872,256,912.40
  4. Step 4: Simplify right side
    1,494,680,611.60x = 1,955,618,242,947,539,456
  5. Step 5: Solve for x
    x = 1,955,618,242,947,539,456/1,494,680,611.60
  6. Step 6: Final answer
    x = 1,308,385,368.60

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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.