Home / 825,032,170,743.18-1,237,547,964,839.60-220,641,667,926.87

Finding the Fourth Proportional to 825,032,170,743.18, 1,237,547,964,839.60 and 220,641,667,926.87

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Solution

The fourth proportional to 825,032,170,743.18, 1,237,547,964,839.60 and 220,641,667,926.87 is: 330,962,423,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,032,170,743.18 : 1,237,547,964,839.60 = 220,641,667,926.87 : x
  2. Step 2: Convert to fraction form
    825,032,170,743.18/1,237,547,964,839.60 = 220,641,667,926.87/x
  3. Step 3: Cross multiply
    825,032,170,743.18x = 1,237,547,964,839.60 × 220,641,667,926.87
  4. Step 4: Simplify right side
    825,032,170,743.18x = 273,054,647,101,712,821,649,408
  5. Step 5: Solve for x
    x = 273,054,647,101,712,821,649,408/825,032,170,743.18
  6. Step 6: Final answer
    x = 330,962,423,993.42

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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.