Home / 296,285,141.81-408,868,025.16-164,123,238.49

Finding the Fourth Proportional to 296,285,141.81, 408,868,025.16 and 164,123,238.49

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Solution

The fourth proportional to 296,285,141.81, 408,868,025.16 and 164,123,238.49 is: 226,487,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,285,141.81 : 408,868,025.16 = 164,123,238.49 : x
  2. Step 2: Convert to fraction form
    296,285,141.81/408,868,025.16 = 164,123,238.49/x
  3. Step 3: Cross multiply
    296,285,141.81x = 408,868,025.16 × 164,123,238.49
  4. Step 4: Simplify right side
    296,285,141.81x = 67,104,744,404,270,008
  5. Step 5: Solve for x
    x = 67,104,744,404,270,008/296,285,141.81
  6. Step 6: Final answer
    x = 226,487,038.78

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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.