Home / 178,519,320.82-246,348,370.20-99,139,422.34

Finding the Fourth Proportional to 178,519,320.82, 246,348,370.20 and 99,139,422.34

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Solution

The fourth proportional to 178,519,320.82, 246,348,370.20 and 99,139,422.34 is: 136,807,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,519,320.82 : 246,348,370.20 = 99,139,422.34 : x
  2. Step 2: Convert to fraction form
    178,519,320.82/246,348,370.20 = 99,139,422.34/x
  3. Step 3: Cross multiply
    178,519,320.82x = 246,348,370.20 × 99,139,422.34
  4. Step 4: Simplify right side
    178,519,320.82x = 24,422,835,116,028,468
  5. Step 5: Solve for x
    x = 24,422,835,116,028,468/178,519,320.82
  6. Step 6: Final answer
    x = 136,807,797.63

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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.