Home / 362,011,969.20-543,017,953.80-333,668,449.20

Finding the Fourth Proportional to 362,011,969.20, 543,017,953.80 and 333,668,449.20

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Solution

The fourth proportional to 362,011,969.20, 543,017,953.80 and 333,668,449.20 is: 500,502,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,011,969.20 : 543,017,953.80 = 333,668,449.20 : x
  2. Step 2: Convert to fraction form
    362,011,969.20/543,017,953.80 = 333,668,449.20/x
  3. Step 3: Cross multiply
    362,011,969.20x = 543,017,953.80 × 333,668,449.20
  4. Step 4: Simplify right side
    362,011,969.20x = 181,187,958,532,203,232
  5. Step 5: Solve for x
    x = 181,187,958,532,203,232/362,011,969.20
  6. Step 6: Final answer
    x = 500,502,673.80

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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.