Home / 303,429,405.71-418,732,580.01-164,200,167.53

Finding the Fourth Proportional to 303,429,405.71, 418,732,580.01 and 164,200,167.53

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Solution

The fourth proportional to 303,429,405.71, 418,732,580.01 and 164,200,167.53 is: 226,596,231.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,405.71 : 418,732,580.01 = 164,200,167.53 : x
  2. Step 2: Convert to fraction form
    303,429,405.71/418,732,580.01 = 164,200,167.53/x
  3. Step 3: Cross multiply
    303,429,405.71x = 418,732,580.01 × 164,200,167.53
  4. Step 4: Simplify right side
    303,429,405.71x = 68,755,959,785,817,464
  5. Step 5: Solve for x
    x = 68,755,959,785,817,464/303,429,405.71
  6. Step 6: Final answer
    x = 226,596,231.26

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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.