Home / 1,082,648,909.35-1,493,799,427.96-612,750,230.29

Finding the Fourth Proportional to 1,082,648,909.35, 1,493,799,427.96 and 612,750,230.29

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Solution

The fourth proportional to 1,082,648,909.35, 1,493,799,427.96 and 612,750,230.29 is: 845,450,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,648,909.35 : 1,493,799,427.96 = 612,750,230.29 : x
  2. Step 2: Convert to fraction form
    1,082,648,909.35/1,493,799,427.96 = 612,750,230.29/x
  3. Step 3: Cross multiply
    1,082,648,909.35x = 1,493,799,427.96 × 612,750,230.29
  4. Step 4: Simplify right side
    1,082,648,909.35x = 915,325,943,489,560,192
  5. Step 5: Solve for x
    x = 915,325,943,489,560,192/1,082,648,909.35
  6. Step 6: Final answer
    x = 845,450,390.78

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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.