Home / 336,303,612.80-504,455,419.20-197,987,235.20

Finding the Fourth Proportional to 336,303,612.80, 504,455,419.20 and 197,987,235.20

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Solution

The fourth proportional to 336,303,612.80, 504,455,419.20 and 197,987,235.20 is: 296,980,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,303,612.80 : 504,455,419.20 = 197,987,235.20 : x
  2. Step 2: Convert to fraction form
    336,303,612.80/504,455,419.20 = 197,987,235.20/x
  3. Step 3: Cross multiply
    336,303,612.80x = 504,455,419.20 × 197,987,235.20
  4. Step 4: Simplify right side
    336,303,612.80x = 99,875,733,729,064,992
  5. Step 5: Solve for x
    x = 99,875,733,729,064,992/336,303,612.80
  6. Step 6: Final answer
    x = 296,980,852.80

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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.