Home / 1,512,096,413.40-2,268,144,620.10-1,205,986,397.40

Finding the Fourth Proportional to 1,512,096,413.40, 2,268,144,620.10 and 1,205,986,397.40

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Solution

The fourth proportional to 1,512,096,413.40, 2,268,144,620.10 and 1,205,986,397.40 is: 1,808,979,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,096,413.40 : 2,268,144,620.10 = 1,205,986,397.40 : x
  2. Step 2: Convert to fraction form
    1,512,096,413.40/2,268,144,620.10 = 1,205,986,397.40/x
  3. Step 3: Cross multiply
    1,512,096,413.40x = 2,268,144,620.10 × 1,205,986,397.40
  4. Step 4: Simplify right side
    1,512,096,413.40x = 2,735,351,559,176,590,848
  5. Step 5: Solve for x
    x = 2,735,351,559,176,590,848/1,512,096,413.40
  6. Step 6: Final answer
    x = 1,808,979,596.10

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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.