Home / 2,172,689,247,938.40-2,998,375,119,069.50-1,197,269,956,362.80

Finding the Fourth Proportional to 2,172,689,247,938.40, 2,998,375,119,069.50 and 1,197,269,956,362.80

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Solution

The fourth proportional to 2,172,689,247,938.40, 2,998,375,119,069.50 and 1,197,269,956,362.80 is: 1,652,267,783,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,689,247,938.40 : 2,998,375,119,069.50 = 1,197,269,956,362.80 : x
  2. Step 2: Convert to fraction form
    2,172,689,247,938.40/2,998,375,119,069.50 = 1,197,269,956,362.80/x
  3. Step 3: Cross multiply
    2,172,689,247,938.40x = 2,998,375,119,069.50 × 1,197,269,956,362.80
  4. Step 4: Simplify right side
    2,172,689,247,938.40x = 3,589,864,447,967,645,910,695,936
  5. Step 5: Solve for x
    x = 3,589,864,447,967,645,910,695,936/2,172,689,247,938.40
  6. Step 6: Final answer
    x = 1,652,267,783,519.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.