Home / 437,016,687.80-655,525,031.70-416,861,295.80

Finding the Fourth Proportional to 437,016,687.80, 655,525,031.70 and 416,861,295.80

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Solution

The fourth proportional to 437,016,687.80, 655,525,031.70 and 416,861,295.80 is: 625,291,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,016,687.80 : 655,525,031.70 = 416,861,295.80 : x
  2. Step 2: Convert to fraction form
    437,016,687.80/655,525,031.70 = 416,861,295.80/x
  3. Step 3: Cross multiply
    437,016,687.80x = 655,525,031.70 × 416,861,295.80
  4. Step 4: Simplify right side
    437,016,687.80x = 273,263,014,143,798,112
  5. Step 5: Solve for x
    x = 273,263,014,143,798,112/437,016,687.80
  6. Step 6: Final answer
    x = 625,291,943.70

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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.