Home / 3,822,021,847,999.80-5,732,993,505,728.90-2,209,329,581,699.20

Finding the Fourth Proportional to 3,822,021,847,999.80, 5,732,993,505,728.90 and 2,209,329,581,699.20

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Solution

The fourth proportional to 3,822,021,847,999.80, 5,732,993,505,728.90 and 2,209,329,581,699.20 is: 3,313,971,674,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,021,847,999.80 : 5,732,993,505,728.90 = 2,209,329,581,699.20 : x
  2. Step 2: Convert to fraction form
    3,822,021,847,999.80/5,732,993,505,728.90 = 2,209,329,581,699.20/x
  3. Step 3: Cross multiply
    3,822,021,847,999.80x = 5,732,993,505,728.90 × 2,209,329,581,699.20
  4. Step 4: Simplify right side
    3,822,021,847,999.80x = 12,666,072,143,896,263,721,484,288
  5. Step 5: Solve for x
    x = 12,666,072,143,896,263,721,484,288/3,822,021,847,999.80
  6. Step 6: Final answer
    x = 3,313,971,674,579.74

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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.