Home / 8,029,252,642.80-12,039,743,609.64-3,603,878,306.94

Finding the Fourth Proportional to 8,029,252,642.80, 12,039,743,609.64 and 3,603,878,306.94

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Solution

The fourth proportional to 8,029,252,642.80, 12,039,743,609.64 and 3,603,878,306.94 is: 5,403,961,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,252,642.80 : 12,039,743,609.64 = 3,603,878,306.94 : x
  2. Step 2: Convert to fraction form
    8,029,252,642.80/12,039,743,609.64 = 3,603,878,306.94/x
  3. Step 3: Cross multiply
    8,029,252,642.80x = 12,039,743,609.64 × 3,603,878,306.94
  4. Step 4: Simplify right side
    8,029,252,642.80x = 43,389,770,815,901,089,792
  5. Step 5: Solve for x
    x = 43,389,770,815,901,089,792/8,029,252,642.80
  6. Step 6: Final answer
    x = 5,403,961,333.16

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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.