Home / 188,960,010.30-283,440,015.45-143,274,455.10

Finding the Fourth Proportional to 188,960,010.30, 283,440,015.45 and 143,274,455.10

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Solution

The fourth proportional to 188,960,010.30, 283,440,015.45 and 143,274,455.10 is: 214,911,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,960,010.30 : 283,440,015.45 = 143,274,455.10 : x
  2. Step 2: Convert to fraction form
    188,960,010.30/283,440,015.45 = 143,274,455.10/x
  3. Step 3: Cross multiply
    188,960,010.30x = 283,440,015.45 × 143,274,455.10
  4. Step 4: Simplify right side
    188,960,010.30x = 40,609,713,767,134,328
  5. Step 5: Solve for x
    x = 40,609,713,767,134,328/188,960,010.30
  6. Step 6: Final answer
    x = 214,911,682.65

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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.