Home / 976,215,257.56-1,347,203,365.68-574,357,058.56

Finding the Fourth Proportional to 976,215,257.56, 1,347,203,365.68 and 574,357,058.56

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Solution

The fourth proportional to 976,215,257.56, 1,347,203,365.68 and 574,357,058.56 is: 792,628,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,215,257.56 : 1,347,203,365.68 = 574,357,058.56 : x
  2. Step 2: Convert to fraction form
    976,215,257.56/1,347,203,365.68 = 574,357,058.56/x
  3. Step 3: Cross multiply
    976,215,257.56x = 1,347,203,365.68 × 574,357,058.56
  4. Step 4: Simplify right side
    976,215,257.56x = 773,775,762,394,096,768
  5. Step 5: Solve for x
    x = 773,775,762,394,096,768/976,215,257.56
  6. Step 6: Final answer
    x = 792,628,220.47

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Double scale
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1.5x scale

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.