Home / 1,028,069,628,820.80-1,418,717,001,579.50-565,086,769,818.76

Finding the Fourth Proportional to 1,028,069,628,820.80, 1,418,717,001,579.50 and 565,086,769,818.76

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Solution

The fourth proportional to 1,028,069,628,820.80, 1,418,717,001,579.50 and 565,086,769,818.76 is: 779,809,251,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,069,628,820.80 : 1,418,717,001,579.50 = 565,086,769,818.76 : x
  2. Step 2: Convert to fraction form
    1,028,069,628,820.80/1,418,717,001,579.50 = 565,086,769,818.76/x
  3. Step 3: Cross multiply
    1,028,069,628,820.80x = 1,418,717,001,579.50 × 565,086,769,818.76
  4. Step 4: Simplify right side
    1,028,069,628,820.80x = 801,698,207,709,516,286,394,368
  5. Step 5: Solve for x
    x = 801,698,207,709,516,286,394,368/1,028,069,628,820.80
  6. Step 6: Final answer
    x = 779,809,251,469.74

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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.