Home / 166,593,128.76-229,895,635.50-92,252,215.80

Finding the Fourth Proportional to 166,593,128.76, 229,895,635.50 and 92,252,215.80

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Solution

The fourth proportional to 166,593,128.76, 229,895,635.50 and 92,252,215.80 is: 127,306,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,593,128.76 : 229,895,635.50 = 92,252,215.80 : x
  2. Step 2: Convert to fraction form
    166,593,128.76/229,895,635.50 = 92,252,215.80/x
  3. Step 3: Cross multiply
    166,593,128.76x = 229,895,635.50 × 92,252,215.80
  4. Step 4: Simplify right side
    166,593,128.76x = 21,208,381,777,624,140
  5. Step 5: Solve for x
    x = 21,208,381,777,624,140/166,593,128.76
  6. Step 6: Final answer
    x = 127,306,461.77

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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.