Home / 358,321,410.20-494,452,007.02-199,539,534.93

Finding the Fourth Proportional to 358,321,410.20, 494,452,007.02 and 199,539,534.93

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Solution

The fourth proportional to 358,321,410.20, 494,452,007.02 and 199,539,534.93 is: 275,346,994.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,321,410.20 : 494,452,007.02 = 199,539,534.93 : x
  2. Step 2: Convert to fraction form
    358,321,410.20/494,452,007.02 = 199,539,534.93/x
  3. Step 3: Cross multiply
    358,321,410.20x = 494,452,007.02 × 199,539,534.93
  4. Step 4: Simplify right side
    358,321,410.20x = 98,662,723,526,713,168
  5. Step 5: Solve for x
    x = 98,662,723,526,713,168/358,321,410.20
  6. Step 6: Final answer
    x = 275,346,994.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.