Home / 12,788,093,649.56-19,180,675,189.74-3,345,649,044.44

Finding the Fourth Proportional to 12,788,093,649.56, 19,180,675,189.74 and 3,345,649,044.44

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Solution

The fourth proportional to 12,788,093,649.56, 19,180,675,189.74 and 3,345,649,044.44 is: 5,018,090,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,093,649.56 : 19,180,675,189.74 = 3,345,649,044.44 : x
  2. Step 2: Convert to fraction form
    12,788,093,649.56/19,180,675,189.74 = 3,345,649,044.44/x
  3. Step 3: Cross multiply
    12,788,093,649.56x = 19,180,675,189.74 × 3,345,649,044.44
  4. Step 4: Simplify right side
    12,788,093,649.56x = 64,171,807,620,267,655,168
  5. Step 5: Solve for x
    x = 64,171,807,620,267,655,168/12,788,093,649.56
  6. Step 6: Final answer
    x = 5,018,090,215.70

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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.