Home / 296,285,140.81-408,868,023.79-164,123,237.49

Finding the Fourth Proportional to 296,285,140.81, 408,868,023.79 and 164,123,237.49

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Solution

The fourth proportional to 296,285,140.81, 408,868,023.79 and 164,123,237.49 is: 226,487,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,285,140.81 : 408,868,023.79 = 164,123,237.49 : x
  2. Step 2: Convert to fraction form
    296,285,140.81/408,868,023.79 = 164,123,237.49/x
  3. Step 3: Cross multiply
    296,285,140.81x = 408,868,023.79 × 164,123,237.49
  4. Step 4: Simplify right side
    296,285,140.81x = 67,104,743,769,732,528
  5. Step 5: Solve for x
    x = 67,104,743,769,732,528/296,285,140.81
  6. Step 6: Final answer
    x = 226,487,037.41

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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.