Home / 469,006,289.59-703,509,456.26-321,308,206.87

Finding the Fourth Proportional to 469,006,289.59, 703,509,456.26 and 321,308,206.87

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Solution

The fourth proportional to 469,006,289.59, 703,509,456.26 and 321,308,206.87 is: 481,962,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,006,289.59 : 703,509,456.26 = 321,308,206.87 : x
  2. Step 2: Convert to fraction form
    469,006,289.59/703,509,456.26 = 321,308,206.87/x
  3. Step 3: Cross multiply
    469,006,289.59x = 703,509,456.26 × 321,308,206.87
  4. Step 4: Simplify right side
    469,006,289.59x = 226,043,361,906,989,312
  5. Step 5: Solve for x
    x = 226,043,361,906,989,312/469,006,289.59
  6. Step 6: Final answer
    x = 481,962,325.29

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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.