Home / 1,889,634,661.70-2,834,451,992.55-509,588,672.90

Finding the Fourth Proportional to 1,889,634,661.70, 2,834,451,992.55 and 509,588,672.90

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Solution

The fourth proportional to 1,889,634,661.70, 2,834,451,992.55 and 509,588,672.90 is: 764,383,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,634,661.70 : 2,834,451,992.55 = 509,588,672.90 : x
  2. Step 2: Convert to fraction form
    1,889,634,661.70/2,834,451,992.55 = 509,588,672.90/x
  3. Step 3: Cross multiply
    1,889,634,661.70x = 2,834,451,992.55 × 509,588,672.90
  4. Step 4: Simplify right side
    1,889,634,661.70x = 1,444,404,629,282,315,264
  5. Step 5: Solve for x
    x = 1,444,404,629,282,315,264/1,889,634,661.70
  6. Step 6: Final answer
    x = 764,383,009.35

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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.