Home / 715,391,996.40-1,073,087,994.60-230,766,793.20

Finding the Fourth Proportional to 715,391,996.40, 1,073,087,994.60 and 230,766,793.20

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Solution

The fourth proportional to 715,391,996.40, 1,073,087,994.60 and 230,766,793.20 is: 346,150,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,391,996.40 : 1,073,087,994.60 = 230,766,793.20 : x
  2. Step 2: Convert to fraction form
    715,391,996.40/1,073,087,994.60 = 230,766,793.20/x
  3. Step 3: Cross multiply
    715,391,996.40x = 1,073,087,994.60 × 230,766,793.20
  4. Step 4: Simplify right side
    715,391,996.40x = 247,633,075,335,260,896
  5. Step 5: Solve for x
    x = 247,633,075,335,260,896/715,391,996.40
  6. Step 6: Final answer
    x = 346,150,189.80

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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.