Home / 295,490,159.20-443,235,238.80-198,744,277.60

Finding the Fourth Proportional to 295,490,159.20, 443,235,238.80 and 198,744,277.60

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Solution

The fourth proportional to 295,490,159.20, 443,235,238.80 and 198,744,277.60 is: 298,116,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,159.20 : 443,235,238.80 = 198,744,277.60 : x
  2. Step 2: Convert to fraction form
    295,490,159.20/443,235,238.80 = 198,744,277.60/x
  3. Step 3: Cross multiply
    295,490,159.20x = 443,235,238.80 × 198,744,277.60
  4. Step 4: Simplify right side
    295,490,159.20x = 88,090,467,342,169,488
  5. Step 5: Solve for x
    x = 88,090,467,342,169,488/295,490,159.20
  6. Step 6: Final answer
    x = 298,116,416.40

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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.