Home / 839,808,049.80-1,259,712,074.70-580,951,230.60

Finding the Fourth Proportional to 839,808,049.80, 1,259,712,074.70 and 580,951,230.60

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Solution

The fourth proportional to 839,808,049.80, 1,259,712,074.70 and 580,951,230.60 is: 871,426,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,049.80 : 1,259,712,074.70 = 580,951,230.60 : x
  2. Step 2: Convert to fraction form
    839,808,049.80/1,259,712,074.70 = 580,951,230.60/x
  3. Step 3: Cross multiply
    839,808,049.80x = 1,259,712,074.70 × 580,951,230.60
  4. Step 4: Simplify right side
    839,808,049.80x = 731,831,279,998,644,224
  5. Step 5: Solve for x
    x = 731,831,279,998,644,224/839,808,049.80
  6. Step 6: Final answer
    x = 871,426,845.90

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1.5x scale

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.