Home / 336,221,847.20-463,997,686.80-195,082,409.81

Finding the Fourth Proportional to 336,221,847.20, 463,997,686.80 and 195,082,409.81

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Solution

The fourth proportional to 336,221,847.20, 463,997,686.80 and 195,082,409.81 is: 269,220,419.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,221,847.20 : 463,997,686.80 = 195,082,409.81 : x
  2. Step 2: Convert to fraction form
    336,221,847.20/463,997,686.80 = 195,082,409.81/x
  3. Step 3: Cross multiply
    336,221,847.20x = 463,997,686.80 × 195,082,409.81
  4. Step 4: Simplify right side
    336,221,847.20x = 90,517,786,889,101,184
  5. Step 5: Solve for x
    x = 90,517,786,889,101,184/336,221,847.20
  6. Step 6: Final answer
    x = 269,220,419.92

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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.