Home / 494,366,977,346.60-741,550,466,019.90-122,137,197,890.60

Finding the Fourth Proportional to 494,366,977,346.60, 741,550,466,019.90 and 122,137,197,890.60

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Solution

The fourth proportional to 494,366,977,346.60, 741,550,466,019.90 and 122,137,197,890.60 is: 183,205,796,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,366,977,346.60 : 741,550,466,019.90 = 122,137,197,890.60 : x
  2. Step 2: Convert to fraction form
    494,366,977,346.60/741,550,466,019.90 = 122,137,197,890.60/x
  3. Step 3: Cross multiply
    494,366,977,346.60x = 741,550,466,019.90 × 122,137,197,890.60
  4. Step 4: Simplify right side
    494,366,977,346.60x = 90,570,896,014,139,189,100,544
  5. Step 5: Solve for x
    x = 90,570,896,014,139,189,100,544/494,366,977,346.60
  6. Step 6: Final answer
    x = 183,205,796,835.90

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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.