Home / 39,750,462,284.98-54,855,815,882.88-21,685,923,756.19

Finding the Fourth Proportional to 39,750,462,284.98, 54,855,815,882.88 and 21,685,923,756.19

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Solution

The fourth proportional to 39,750,462,284.98, 54,855,815,882.88 and 21,685,923,756.19 is: 29,926,671,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750,462,284.98 : 54,855,815,882.88 = 21,685,923,756.19 : x
  2. Step 2: Convert to fraction form
    39,750,462,284.98/54,855,815,882.88 = 21,685,923,756.19/x
  3. Step 3: Cross multiply
    39,750,462,284.98x = 54,855,815,882.88 × 21,685,923,756.19
  4. Step 4: Simplify right side
    39,750,462,284.98x = 1,189,599,040,819,731,890,176
  5. Step 5: Solve for x
    x = 1,189,599,040,819,731,890,176/39,750,462,284.98
  6. Step 6: Final answer
    x = 29,926,671,853.31

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Double scale
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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.