Home / 225,735,967.71-338,475,880.83-206,477,070.75

Finding the Fourth Proportional to 225,735,967.71, 338,475,880.83 and 206,477,070.75

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Solution

The fourth proportional to 225,735,967.71, 338,475,880.83 and 206,477,070.75 is: 309,598,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,735,967.71 : 338,475,880.83 = 206,477,070.75 : x
  2. Step 2: Convert to fraction form
    225,735,967.71/338,475,880.83 = 206,477,070.75/x
  3. Step 3: Cross multiply
    225,735,967.71x = 338,475,880.83 × 206,477,070.75
  4. Step 4: Simplify right side
    225,735,967.71x = 69,887,508,393,304,472
  5. Step 5: Solve for x
    x = 69,887,508,393,304,472/225,735,967.71
  6. Step 6: Final answer
    x = 309,598,461.88

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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.