Home / 2,239,490,716.80-3,359,236,075.20-2,157,861,379.20

Finding the Fourth Proportional to 2,239,490,716.80, 3,359,236,075.20 and 2,157,861,379.20

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Solution

The fourth proportional to 2,239,490,716.80, 3,359,236,075.20 and 2,157,861,379.20 is: 3,236,792,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,490,716.80 : 3,359,236,075.20 = 2,157,861,379.20 : x
  2. Step 2: Convert to fraction form
    2,239,490,716.80/3,359,236,075.20 = 2,157,861,379.20/x
  3. Step 3: Cross multiply
    2,239,490,716.80x = 3,359,236,075.20 × 2,157,861,379.20
  4. Step 4: Simplify right side
    2,239,490,716.80x = 7,248,765,790,289,466,368
  5. Step 5: Solve for x
    x = 7,248,765,790,289,466,368/2,239,490,716.80
  6. Step 6: Final answer
    x = 3,236,792,068.80

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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.