Home / 1,028,069,628,821.50-1,418,717,001,580.60-565,086,769,819.50

Finding the Fourth Proportional to 1,028,069,628,821.50, 1,418,717,001,580.60 and 565,086,769,819.50

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Solution

The fourth proportional to 1,028,069,628,821.50, 1,418,717,001,580.60 and 565,086,769,819.50 is: 779,809,251,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,069,628,821.50 : 1,418,717,001,580.60 = 565,086,769,819.50 : x
  2. Step 2: Convert to fraction form
    1,028,069,628,821.50/1,418,717,001,580.60 = 565,086,769,819.50/x
  3. Step 3: Cross multiply
    1,028,069,628,821.50x = 1,418,717,001,580.60 × 565,086,769,819.50
  4. Step 4: Simplify right side
    1,028,069,628,821.50x = 801,698,207,711,187,833,978,880
  5. Step 5: Solve for x
    x = 801,698,207,711,187,833,978,880/1,028,069,628,821.50
  6. Step 6: Final answer
    x = 779,809,251,470.83

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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.