Home / 5,186,662,954.09-7,157,597,187.51-2,807,800,814.50

Finding the Fourth Proportional to 5,186,662,954.09, 7,157,597,187.51 and 2,807,800,814.50

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Solution

The fourth proportional to 5,186,662,954.09, 7,157,597,187.51 and 2,807,800,814.50 is: 3,874,766,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,662,954.09 : 7,157,597,187.51 = 2,807,800,814.50 : x
  2. Step 2: Convert to fraction form
    5,186,662,954.09/7,157,597,187.51 = 2,807,800,814.50/x
  3. Step 3: Cross multiply
    5,186,662,954.09x = 7,157,597,187.51 × 2,807,800,814.50
  4. Step 4: Simplify right side
    5,186,662,954.09x = 20,097,107,212,953,489,408
  5. Step 5: Solve for x
    x = 20,097,107,212,953,489,408/5,186,662,954.09
  6. Step 6: Final answer
    x = 3,874,766,375.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.