Home / 442,868,754.60-664,303,131.90-151,639,086.60

Finding the Fourth Proportional to 442,868,754.60, 664,303,131.90 and 151,639,086.60

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Solution

The fourth proportional to 442,868,754.60, 664,303,131.90 and 151,639,086.60 is: 227,458,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,754.60 : 664,303,131.90 = 151,639,086.60 : x
  2. Step 2: Convert to fraction form
    442,868,754.60/664,303,131.90 = 151,639,086.60/x
  3. Step 3: Cross multiply
    442,868,754.60x = 664,303,131.90 × 151,639,086.60
  4. Step 4: Simplify right side
    442,868,754.60x = 100,734,320,146,835,312
  5. Step 5: Solve for x
    x = 100,734,320,146,835,312/442,868,754.60
  6. Step 6: Final answer
    x = 227,458,629.90

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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.