Home / 829,976,744.61-1,244,198,980.74-415,092,541.11

Finding the Fourth Proportional to 829,976,744.61, 1,244,198,980.74 and 415,092,541.11

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Solution

The fourth proportional to 829,976,744.61, 1,244,198,980.74 and 415,092,541.11 is: 622,255,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,976,744.61 : 1,244,198,980.74 = 415,092,541.11 : x
  2. Step 2: Convert to fraction form
    829,976,744.61/1,244,198,980.74 = 415,092,541.11/x
  3. Step 3: Cross multiply
    829,976,744.61x = 1,244,198,980.74 × 415,092,541.11
  4. Step 4: Simplify right side
    829,976,744.61x = 516,457,716,559,765,824
  5. Step 5: Solve for x
    x = 516,457,716,559,765,824/829,976,744.61
  6. Step 6: Final answer
    x = 622,255,647.42

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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.