Home / 1,604,481,788.21-2,213,980,315.83-935,259,394.55

Finding the Fourth Proportional to 1,604,481,788.21, 2,213,980,315.83 and 935,259,394.55

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Solution

The fourth proportional to 1,604,481,788.21, 2,213,980,315.83 and 935,259,394.55 is: 1,290,538,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,481,788.21 : 2,213,980,315.83 = 935,259,394.55 : x
  2. Step 2: Convert to fraction form
    1,604,481,788.21/2,213,980,315.83 = 935,259,394.55/x
  3. Step 3: Cross multiply
    1,604,481,788.21x = 2,213,980,315.83 × 935,259,394.55
  4. Step 4: Simplify right side
    1,604,481,788.21x = 2,070,645,889,717,713,408
  5. Step 5: Solve for x
    x = 2,070,645,889,717,713,408/1,604,481,788.21
  6. Step 6: Final answer
    x = 1,290,538,730.29

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Double scale
Find fourth proportional to 1,604,481,789.21, 2,213,980,317.21 and 935,259,395.55
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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.