Home / 2,213,985,202.86-3,055,313,397.33-1,210,404,932.58

Finding the Fourth Proportional to 2,213,985,202.86, 3,055,313,397.33 and 1,210,404,932.58

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Solution

The fourth proportional to 2,213,985,202.86, 3,055,313,397.33 and 1,210,404,932.58 is: 1,670,366,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,985,202.86 : 3,055,313,397.33 = 1,210,404,932.58 : x
  2. Step 2: Convert to fraction form
    2,213,985,202.86/3,055,313,397.33 = 1,210,404,932.58/x
  3. Step 3: Cross multiply
    2,213,985,202.86x = 3,055,313,397.33 × 1,210,404,932.58
  4. Step 4: Simplify right side
    2,213,985,202.86x = 3,698,166,406,705,989,120
  5. Step 5: Solve for x
    x = 3,698,166,406,705,989,120/2,213,985,202.86
  6. Step 6: Final answer
    x = 1,670,366,361.04

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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.