Home / 432,306,284.05-648,451,860.43-170,018,074.83

Finding the Fourth Proportional to 432,306,284.05, 648,451,860.43 and 170,018,074.83

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Solution

The fourth proportional to 432,306,284.05, 648,451,860.43 and 170,018,074.83 is: 255,024,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,306,284.05 : 648,451,860.43 = 170,018,074.83 : x
  2. Step 2: Convert to fraction form
    432,306,284.05/648,451,860.43 = 170,018,074.83/x
  3. Step 3: Cross multiply
    432,306,284.05x = 648,451,860.43 × 170,018,074.83
  4. Step 4: Simplify right side
    432,306,284.05x = 110,248,536,930,240,448
  5. Step 5: Solve for x
    x = 110,248,536,930,240,448/432,306,284.05
  6. Step 6: Final answer
    x = 255,024,136.82

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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.