Home / 288,362,820-397,932,470.34-169,283,497.44

Finding the Fourth Proportional to 288,362,820, 397,932,470.34 and 169,283,497.44

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Solution

The fourth proportional to 288,362,820, 397,932,470.34 and 169,283,497.44 is: 233,606,400.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,362,820 : 397,932,470.34 = 169,283,497.44 : x
  2. Step 2: Convert to fraction form
    288,362,820/397,932,470.34 = 169,283,497.44/x
  3. Step 3: Cross multiply
    288,362,820x = 397,932,470.34 × 169,283,497.44
  4. Step 4: Simplify right side
    288,362,820x = 67,363,400,324,094,264
  5. Step 5: Solve for x
    x = 67,363,400,324,094,264/288,362,820
  6. Step 6: Final answer
    x = 233,606,400.17

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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.