Home / 1,617,290,742.20-2,425,936,113.30-1,553,801,257.40

Finding the Fourth Proportional to 1,617,290,742.20, 2,425,936,113.30 and 1,553,801,257.40

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Solution

The fourth proportional to 1,617,290,742.20, 2,425,936,113.30 and 1,553,801,257.40 is: 2,330,701,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,290,742.20 : 2,425,936,113.30 = 1,553,801,257.40 : x
  2. Step 2: Convert to fraction form
    1,617,290,742.20/2,425,936,113.30 = 1,553,801,257.40/x
  3. Step 3: Cross multiply
    1,617,290,742.20x = 2,425,936,113.30 × 1,553,801,257.40
  4. Step 4: Simplify right side
    1,617,290,742.20x = 3,769,422,583,217,609,216
  5. Step 5: Solve for x
    x = 3,769,422,583,217,609,216/1,617,290,742.20
  6. Step 6: Final answer
    x = 2,330,701,886.10

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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.