Home / 299,486,396.82-449,238,746.96-102,747,050.28

Finding the Fourth Proportional to 299,486,396.82, 449,238,746.96 and 102,747,050.28

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Solution

The fourth proportional to 299,486,396.82, 449,238,746.96 and 102,747,050.28 is: 154,123,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,486,396.82 : 449,238,746.96 = 102,747,050.28 : x
  2. Step 2: Convert to fraction form
    299,486,396.82/449,238,746.96 = 102,747,050.28/x
  3. Step 3: Cross multiply
    299,486,396.82x = 449,238,746.96 × 102,747,050.28
  4. Step 4: Simplify right side
    299,486,396.82x = 46,157,956,121,109,584
  5. Step 5: Solve for x
    x = 46,157,956,121,109,584/299,486,396.82
  6. Step 6: Final answer
    x = 154,123,715.17

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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.