Home / 482,976,007.20-724,464,010.80-362,043,655.20

Finding the Fourth Proportional to 482,976,007.20, 724,464,010.80 and 362,043,655.20

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Solution

The fourth proportional to 482,976,007.20, 724,464,010.80 and 362,043,655.20 is: 543,065,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,976,007.20 : 724,464,010.80 = 362,043,655.20 : x
  2. Step 2: Convert to fraction form
    482,976,007.20/724,464,010.80 = 362,043,655.20/x
  3. Step 3: Cross multiply
    482,976,007.20x = 724,464,010.80 × 362,043,655.20
  4. Step 4: Simplify right side
    482,976,007.20x = 262,287,598,530,884,256
  5. Step 5: Solve for x
    x = 262,287,598,530,884,256/482,976,007.20
  6. Step 6: Final answer
    x = 543,065,482.80

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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.