Home / 1,806,632,493.40-2,709,948,740.10-980,135,450.20

Finding the Fourth Proportional to 1,806,632,493.40, 2,709,948,740.10 and 980,135,450.20

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Solution

The fourth proportional to 1,806,632,493.40, 2,709,948,740.10 and 980,135,450.20 is: 1,470,203,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,632,493.40 : 2,709,948,740.10 = 980,135,450.20 : x
  2. Step 2: Convert to fraction form
    1,806,632,493.40/2,709,948,740.10 = 980,135,450.20/x
  3. Step 3: Cross multiply
    1,806,632,493.40x = 2,709,948,740.10 × 980,135,450.20
  4. Step 4: Simplify right side
    1,806,632,493.40x = 2,656,116,828,396,836,352
  5. Step 5: Solve for x
    x = 2,656,116,828,396,836,352/1,806,632,493.40
  6. Step 6: Final answer
    x = 1,470,203,175.30

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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.