Home / 21,807,129,375.07-30,093,838,595.52-11,782,624,222.21

Finding the Fourth Proportional to 21,807,129,375.07, 30,093,838,595.52 and 11,782,624,222.21

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Solution

The fourth proportional to 21,807,129,375.07, 30,093,838,595.52 and 11,782,624,222.21 is: 16,260,021,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,375.07 : 30,093,838,595.52 = 11,782,624,222.21 : x
  2. Step 2: Convert to fraction form
    21,807,129,375.07/30,093,838,595.52 = 11,782,624,222.21/x
  3. Step 3: Cross multiply
    21,807,129,375.07x = 30,093,838,595.52 × 11,782,624,222.21
  4. Step 4: Simplify right side
    21,807,129,375.07x = 354,584,391,574,852,075,520
  5. Step 5: Solve for x
    x = 354,584,391,574,852,075,520/21,807,129,375.07
  6. Step 6: Final answer
    x = 16,260,021,457.95

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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.