Home / 19,085,145,450.58-28,618,140,280.47-11,119,887,813.52

Finding the Fourth Proportional to 19,085,145,450.58, 28,618,140,280.47 and 11,119,887,813.52

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Solution

The fourth proportional to 19,085,145,450.58, 28,618,140,280.47 and 11,119,887,813.52 is: 16,674,251,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,145,450.58 : 28,618,140,280.47 = 11,119,887,813.52 : x
  2. Step 2: Convert to fraction form
    19,085,145,450.58/28,618,140,280.47 = 11,119,887,813.52/x
  3. Step 3: Cross multiply
    19,085,145,450.58x = 28,618,140,280.47 × 11,119,887,813.52
  4. Step 4: Simplify right side
    19,085,145,450.58x = 318,230,509,350,404,227,072
  5. Step 5: Solve for x
    x = 318,230,509,350,404,227,072/19,085,145,450.58
  6. Step 6: Final answer
    x = 16,674,251,195.75

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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.