Home / 21,807,129,371.07-30,093,838,590.01-11,782,624,218.20

Finding the Fourth Proportional to 21,807,129,371.07, 30,093,838,590.01 and 11,782,624,218.20

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Solution

The fourth proportional to 21,807,129,371.07, 30,093,838,590.01 and 11,782,624,218.20 is: 16,260,021,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,371.07 : 30,093,838,590.01 = 11,782,624,218.20 : x
  2. Step 2: Convert to fraction form
    21,807,129,371.07/30,093,838,590.01 = 11,782,624,218.20/x
  3. Step 3: Cross multiply
    21,807,129,371.07x = 30,093,838,590.01 × 11,782,624,218.20
  4. Step 4: Simplify right side
    21,807,129,371.07x = 354,584,391,389,091,266,560
  5. Step 5: Solve for x
    x = 354,584,391,389,091,266,560/21,807,129,371.07
  6. Step 6: Final answer
    x = 16,260,021,452.41

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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.