Home / 19,085,145,354.51-28,618,140,136.34-11,119,887,717.47

Finding the Fourth Proportional to 19,085,145,354.51, 28,618,140,136.34 and 11,119,887,717.47

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Solution

The fourth proportional to 19,085,145,354.51, 28,618,140,136.34 and 11,119,887,717.47 is: 16,674,251,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,145,354.51 : 28,618,140,136.34 = 11,119,887,717.47 : x
  2. Step 2: Convert to fraction form
    19,085,145,354.51/28,618,140,136.34 = 11,119,887,717.47/x
  3. Step 3: Cross multiply
    19,085,145,354.51x = 28,618,140,136.34 × 11,119,887,717.47
  4. Step 4: Simplify right side
    19,085,145,354.51x = 318,230,504,998,944,636,928
  5. Step 5: Solve for x
    x = 318,230,504,998,944,636,928/19,085,145,354.51
  6. Step 6: Final answer
    x = 16,674,251,051.68

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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.