Home / 469,006,303.20-703,509,476.66-321,308,220.48

Finding the Fourth Proportional to 469,006,303.20, 703,509,476.66 and 321,308,220.48

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Solution

The fourth proportional to 469,006,303.20, 703,509,476.66 and 321,308,220.48 is: 481,962,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,006,303.20 : 703,509,476.66 = 321,308,220.48 : x
  2. Step 2: Convert to fraction form
    469,006,303.20/703,509,476.66 = 321,308,220.48/x
  3. Step 3: Cross multiply
    469,006,303.20x = 703,509,476.66 × 321,308,220.48
  4. Step 4: Simplify right side
    469,006,303.20x = 226,043,378,036,440,704
  5. Step 5: Solve for x
    x = 226,043,378,036,440,704/469,006,303.20
  6. Step 6: Final answer
    x = 481,962,345.70

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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.