Home / 2,198,447,453.80-3,297,671,180.70-974,007,389.80

Finding the Fourth Proportional to 2,198,447,453.80, 3,297,671,180.70 and 974,007,389.80

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Solution

The fourth proportional to 2,198,447,453.80, 3,297,671,180.70 and 974,007,389.80 is: 1,461,011,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,447,453.80 : 3,297,671,180.70 = 974,007,389.80 : x
  2. Step 2: Convert to fraction form
    2,198,447,453.80/3,297,671,180.70 = 974,007,389.80/x
  3. Step 3: Cross multiply
    2,198,447,453.80x = 3,297,671,180.70 × 974,007,389.80
  4. Step 4: Simplify right side
    2,198,447,453.80x = 3,211,956,099,132,290,560
  5. Step 5: Solve for x
    x = 3,211,956,099,132,290,560/2,198,447,453.80
  6. Step 6: Final answer
    x = 1,461,011,084.70

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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.