Home / 496,194,980.40-744,292,470.60-204,965,312.40

Finding the Fourth Proportional to 496,194,980.40, 744,292,470.60 and 204,965,312.40

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Solution

The fourth proportional to 496,194,980.40, 744,292,470.60 and 204,965,312.40 is: 307,447,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,194,980.40 : 744,292,470.60 = 204,965,312.40 : x
  2. Step 2: Convert to fraction form
    496,194,980.40/744,292,470.60 = 204,965,312.40/x
  3. Step 3: Cross multiply
    496,194,980.40x = 744,292,470.60 × 204,965,312.40
  4. Step 4: Simplify right side
    496,194,980.40x = 152,554,138,753,496,832
  5. Step 5: Solve for x
    x = 152,554,138,753,496,832/496,194,980.40
  6. Step 6: Final answer
    x = 307,447,968.60

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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.