Home / 295,488,037.80-443,232,056.70-279,615,666.60

Finding the Fourth Proportional to 295,488,037.80, 443,232,056.70 and 279,615,666.60

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Solution

The fourth proportional to 295,488,037.80, 443,232,056.70 and 279,615,666.60 is: 419,423,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,037.80 : 443,232,056.70 = 279,615,666.60 : x
  2. Step 2: Convert to fraction form
    295,488,037.80/443,232,056.70 = 279,615,666.60/x
  3. Step 3: Cross multiply
    295,488,037.80x = 443,232,056.70 × 279,615,666.60
  4. Step 4: Simplify right side
    295,488,037.80x = 123,934,626,992,659,504
  5. Step 5: Solve for x
    x = 123,934,626,992,659,504/295,488,037.80
  6. Step 6: Final answer
    x = 419,423,499.90

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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.