Home / 408,355,273,804.48-563,579,693,156.90-232,414,517,215.57

Finding the Fourth Proportional to 408,355,273,804.48, 563,579,693,156.90 and 232,414,517,215.57

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Solution

The fourth proportional to 408,355,273,804.48, 563,579,693,156.90 and 232,414,517,215.57 is: 320,760,158,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,355,273,804.48 : 563,579,693,156.90 = 232,414,517,215.57 : x
  2. Step 2: Convert to fraction form
    408,355,273,804.48/563,579,693,156.90 = 232,414,517,215.57/x
  3. Step 3: Cross multiply
    408,355,273,804.48x = 563,579,693,156.90 × 232,414,517,215.57
  4. Step 4: Simplify right side
    408,355,273,804.48x = 130,984,102,297,560,003,117,056
  5. Step 5: Solve for x
    x = 130,984,102,297,560,003,117,056/408,355,273,804.48
  6. Step 6: Final answer
    x = 320,760,158,371.98

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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.