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Finding the Fourth Proportional to 250,611,510.28, 375,935,383.50 and 104,898,523.72

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Solution

The fourth proportional to 250,611,510.28, 375,935,383.50 and 104,898,523.72 is: 157,355,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,611,510.28 : 375,935,383.50 = 104,898,523.72 : x
  2. Step 2: Convert to fraction form
    250,611,510.28/375,935,383.50 = 104,898,523.72/x
  3. Step 3: Cross multiply
    250,611,510.28x = 375,935,383.50 × 104,898,523.72
  4. Step 4: Simplify right side
    250,611,510.28x = 39,435,066,743,262,048
  5. Step 5: Solve for x
    x = 39,435,066,743,262,048/250,611,510.28
  6. Step 6: Final answer
    x = 157,355,369.27

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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.