Home / 958,634,600.40-1,437,951,900.60-550,487,912.40

Finding the Fourth Proportional to 958,634,600.40, 1,437,951,900.60 and 550,487,912.40

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Solution

The fourth proportional to 958,634,600.40, 1,437,951,900.60 and 550,487,912.40 is: 825,731,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,634,600.40 : 1,437,951,900.60 = 550,487,912.40 : x
  2. Step 2: Convert to fraction form
    958,634,600.40/1,437,951,900.60 = 550,487,912.40/x
  3. Step 3: Cross multiply
    958,634,600.40x = 1,437,951,900.60 × 550,487,912.40
  4. Step 4: Simplify right side
    958,634,600.40x = 791,575,139,892,906,240
  5. Step 5: Solve for x
    x = 791,575,139,892,906,240/958,634,600.40
  6. Step 6: Final answer
    x = 825,731,868.60

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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.