Home / 957,307,839.20-1,437,095,499.60-543,114,533.60

Finding the Fourth Proportional to 957,307,839.20, 1,437,095,499.60 and 543,114,533.60

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Solution

The fourth proportional to 957,307,839.20, 1,437,095,499.60 and 543,114,533.60 is: 815,315,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,307,839.20 : 1,437,095,499.60 = 543,114,533.60 : x
  2. Step 2: Convert to fraction form
    957,307,839.20/1,437,095,499.60 = 543,114,533.60/x
  3. Step 3: Cross multiply
    957,307,839.20x = 1,437,095,499.60 × 543,114,533.60
  4. Step 4: Simplify right side
    957,307,839.20x = 780,507,452,003,912,960
  5. Step 5: Solve for x
    x = 780,507,452,003,912,960/957,307,839.20
  6. Step 6: Final answer
    x = 815,315,011.58

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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.