Home / 1,819,584,021.60-2,729,376,032.40-1,206,860,104.80

Finding the Fourth Proportional to 1,819,584,021.60, 2,729,376,032.40 and 1,206,860,104.80

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Solution

The fourth proportional to 1,819,584,021.60, 2,729,376,032.40 and 1,206,860,104.80 is: 1,810,290,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,584,021.60 : 2,729,376,032.40 = 1,206,860,104.80 : x
  2. Step 2: Convert to fraction form
    1,819,584,021.60/2,729,376,032.40 = 1,206,860,104.80/x
  3. Step 3: Cross multiply
    1,819,584,021.60x = 2,729,376,032.40 × 1,206,860,104.80
  4. Step 4: Simplify right side
    1,819,584,021.60x = 3,293,975,044,500,872,192
  5. Step 5: Solve for x
    x = 3,293,975,044,500,872,192/1,819,584,021.60
  6. Step 6: Final answer
    x = 1,810,290,157.20

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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.