Home / 782,318,530,075.20-1,173,477,795,112.80-782,318,530,075.20

Finding the Fourth Proportional to 782,318,530,075.20, 1,173,477,795,112.80 and 782,318,530,075.20

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Solution

The fourth proportional to 782,318,530,075.20, 1,173,477,795,112.80 and 782,318,530,075.20 is: 1,173,477,795,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,318,530,075.20 : 1,173,477,795,112.80 = 782,318,530,075.20 : x
  2. Step 2: Convert to fraction form
    782,318,530,075.20/1,173,477,795,112.80 = 782,318,530,075.20/x
  3. Step 3: Cross multiply
    782,318,530,075.20x = 1,173,477,795,112.80 × 782,318,530,075.20
  4. Step 4: Simplify right side
    782,318,530,075.20x = 918,033,423,748,532,375,912,448
  5. Step 5: Solve for x
    x = 918,033,423,748,532,375,912,448/782,318,530,075.20
  6. Step 6: Final answer
    x = 1,173,477,795,112.80

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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.