Home / 1,370,759,505,091-1,891,622,668,768.10-753,449,026,421.68

Finding the Fourth Proportional to 1,370,759,505,091, 1,891,622,668,768.10 and 753,449,026,421.68

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Solution

The fourth proportional to 1,370,759,505,091, 1,891,622,668,768.10 and 753,449,026,421.68 is: 1,039,745,668,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,759,505,091 : 1,891,622,668,768.10 = 753,449,026,421.68 : x
  2. Step 2: Convert to fraction form
    1,370,759,505,091/1,891,622,668,768.10 = 753,449,026,421.68/x
  3. Step 3: Cross multiply
    1,370,759,505,091x = 1,891,622,668,768.10 × 753,449,026,421.68
  4. Step 4: Simplify right side
    1,370,759,505,091x = 1,425,241,258,140,505,059,885,056
  5. Step 5: Solve for x
    x = 1,425,241,258,140,505,059,885,056/1,370,759,505,091
  6. Step 6: Final answer
    x = 1,039,745,668,621.78

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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.