Home / 451,100,822.29-622,648,875.95-272,456,334.61

Finding the Fourth Proportional to 451,100,822.29, 622,648,875.95 and 272,456,334.61

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Solution

The fourth proportional to 451,100,822.29, 622,648,875.95 and 272,456,334.61 is: 376,068,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,100,822.29 : 622,648,875.95 = 272,456,334.61 : x
  2. Step 2: Convert to fraction form
    451,100,822.29/622,648,875.95 = 272,456,334.61/x
  3. Step 3: Cross multiply
    451,100,822.29x = 622,648,875.95 × 272,456,334.61
  4. Step 4: Simplify right side
    451,100,822.29x = 169,644,630,490,373,600
  5. Step 5: Solve for x
    x = 169,644,630,490,373,600/451,100,822.29
  6. Step 6: Final answer
    x = 376,068,102.98

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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.