Home / 982,383,394.95-1,355,682,066.21-536,346,744.39

Finding the Fourth Proportional to 982,383,394.95, 1,355,682,066.21 and 536,346,744.39

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Solution

The fourth proportional to 982,383,394.95, 1,355,682,066.21 and 536,346,744.39 is: 740,154,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,383,394.95 : 1,355,682,066.21 = 536,346,744.39 : x
  2. Step 2: Convert to fraction form
    982,383,394.95/1,355,682,066.21 = 536,346,744.39/x
  3. Step 3: Cross multiply
    982,383,394.95x = 1,355,682,066.21 × 536,346,744.39
  4. Step 4: Simplify right side
    982,383,394.95x = 727,115,662,639,641,984
  5. Step 5: Solve for x
    x = 727,115,662,639,641,984/982,383,394.95
  6. Step 6: Final answer
    x = 740,154,675.23

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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.