Home / 221,803,861.46-332,869,262.34-105,219,582.98

Finding the Fourth Proportional to 221,803,861.46, 332,869,262.34 and 105,219,582.98

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Solution

The fourth proportional to 221,803,861.46, 332,869,262.34 and 105,219,582.98 is: 157,906,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,803,861.46 : 332,869,262.34 = 105,219,582.98 : x
  2. Step 2: Convert to fraction form
    221,803,861.46/332,869,262.34 = 105,219,582.98/x
  3. Step 3: Cross multiply
    221,803,861.46x = 332,869,262.34 × 105,219,582.98
  4. Step 4: Simplify right side
    221,803,861.46x = 35,024,364,968,841,892
  5. Step 5: Solve for x
    x = 35,024,364,968,841,892/221,803,861.46
  6. Step 6: Final answer
    x = 157,906,921.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.