Home / 302,691,831.91-417,714,725.57-163,462,581.37

Finding the Fourth Proportional to 302,691,831.91, 417,714,725.57 and 163,462,581.37

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Solution

The fourth proportional to 302,691,831.91, 417,714,725.57 and 163,462,581.37 is: 225,578,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,691,831.91 : 417,714,725.57 = 163,462,581.37 : x
  2. Step 2: Convert to fraction form
    302,691,831.91/417,714,725.57 = 163,462,581.37/x
  3. Step 3: Cross multiply
    302,691,831.91x = 417,714,725.57 × 163,462,581.37
  4. Step 4: Simplify right side
    302,691,831.91x = 68,280,727,315,027,464
  5. Step 5: Solve for x
    x = 68,280,727,315,027,464/302,691,831.91
  6. Step 6: Final answer
    x = 225,578,360.95

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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.