Home / 18,010,556,757.50-24,840,075,949.18-15,833,265,162.48

Finding the Fourth Proportional to 18,010,556,757.50, 24,840,075,949.18 and 15,833,265,162.48

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Solution

The fourth proportional to 18,010,556,757.50, 24,840,075,949.18 and 15,833,265,162.48 is: 21,837,165,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010,556,757.50 : 24,840,075,949.18 = 15,833,265,162.48 : x
  2. Step 2: Convert to fraction form
    18,010,556,757.50/24,840,075,949.18 = 15,833,265,162.48/x
  3. Step 3: Cross multiply
    18,010,556,757.50x = 24,840,075,949.18 × 15,833,265,162.48
  4. Step 4: Simplify right side
    18,010,556,757.50x = 393,299,509,159,477,379,072
  5. Step 5: Solve for x
    x = 393,299,509,159,477,379,072/18,010,556,757.50
  6. Step 6: Final answer
    x = 21,837,165,527.70

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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.