Home / 296,754,540.37-409,570,304.21-164,638,101.76

Finding the Fourth Proportional to 296,754,540.37, 409,570,304.21 and 164,638,101.76

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Solution

The fourth proportional to 296,754,540.37, 409,570,304.21 and 164,638,101.76 is: 227,227,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,754,540.37 : 409,570,304.21 = 164,638,101.76 : x
  2. Step 2: Convert to fraction form
    296,754,540.37/409,570,304.21 = 164,638,101.76/x
  3. Step 3: Cross multiply
    296,754,540.37x = 409,570,304.21 × 164,638,101.76
  4. Step 4: Simplify right side
    296,754,540.37x = 67,430,877,421,170,408
  5. Step 5: Solve for x
    x = 67,430,877,421,170,408/296,754,540.37
  6. Step 6: Final answer
    x = 227,227,786.77

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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.