Home / 307,264,172.91-423,927,754.65-188,062,497.90

Finding the Fourth Proportional to 307,264,172.91, 423,927,754.65 and 188,062,497.90

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Solution

The fourth proportional to 307,264,172.91, 423,927,754.65 and 188,062,497.90 is: 259,466,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,264,172.91 : 423,927,754.65 = 188,062,497.90 : x
  2. Step 2: Convert to fraction form
    307,264,172.91/423,927,754.65 = 188,062,497.90/x
  3. Step 3: Cross multiply
    307,264,172.91x = 423,927,754.65 × 188,062,497.90
  4. Step 4: Simplify right side
    307,264,172.91x = 79,724,912,468,617,344
  5. Step 5: Solve for x
    x = 79,724,912,468,617,344/307,264,172.91
  6. Step 6: Final answer
    x = 259,466,997.77

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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.