Home / 19,085,145,451.34-28,618,140,281.64-11,119,887,814.36

Finding the Fourth Proportional to 19,085,145,451.34, 28,618,140,281.64 and 11,119,887,814.36

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Solution

The fourth proportional to 19,085,145,451.34, 28,618,140,281.64 and 11,119,887,814.36 is: 16,674,251,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,145,451.34 : 28,618,140,281.64 = 11,119,887,814.36 : x
  2. Step 2: Convert to fraction form
    19,085,145,451.34/28,618,140,281.64 = 11,119,887,814.36/x
  3. Step 3: Cross multiply
    19,085,145,451.34x = 28,618,140,281.64 × 11,119,887,814.36
  4. Step 4: Simplify right side
    19,085,145,451.34x = 318,230,509,387,453,693,952
  5. Step 5: Solve for x
    x = 318,230,509,387,453,693,952/19,085,145,451.34
  6. Step 6: Final answer
    x = 16,674,251,197.03

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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.