Home / 19,701,807,741-29,599,857,749.25-12,633,139,730.84

Finding the Fourth Proportional to 19,701,807,741, 29,599,857,749.25 and 12,633,139,730.84

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Solution

The fourth proportional to 19,701,807,741, 29,599,857,749.25 and 12,633,139,730.84 is: 18,979,940,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,807,741 : 29,599,857,749.25 = 12,633,139,730.84 : x
  2. Step 2: Convert to fraction form
    19,701,807,741/29,599,857,749.25 = 12,633,139,730.84/x
  3. Step 3: Cross multiply
    19,701,807,741x = 29,599,857,749.25 × 12,633,139,730.84
  4. Step 4: Simplify right side
    19,701,807,741x = 373,939,138,959,114,436,608
  5. Step 5: Solve for x
    x = 373,939,138,959,114,436,608/19,701,807,741
  6. Step 6: Final answer
    x = 18,979,940,514.85

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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.