Home / 192,389,891.49-265,490,937.27-104,281,997.42

Finding the Fourth Proportional to 192,389,891.49, 265,490,937.27 and 104,281,997.42

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Solution

The fourth proportional to 192,389,891.49, 265,490,937.27 and 104,281,997.42 is: 143,905,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,389,891.49 : 265,490,937.27 = 104,281,997.42 : x
  2. Step 2: Convert to fraction form
    192,389,891.49/265,490,937.27 = 104,281,997.42/x
  3. Step 3: Cross multiply
    192,389,891.49x = 265,490,937.27 × 104,281,997.42
  4. Step 4: Simplify right side
    192,389,891.49x = 27,685,925,234,096,072
  5. Step 5: Solve for x
    x = 27,685,925,234,096,072/192,389,891.49
  6. Step 6: Final answer
    x = 143,905,300.95

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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.