Home / 274,931,849.57-379,403,284.96-149,484,043.82

Finding the Fourth Proportional to 274,931,849.57, 379,403,284.96 and 149,484,043.82

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Solution

The fourth proportional to 274,931,849.57, 379,403,284.96 and 149,484,043.82 is: 206,286,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,931,849.57 : 379,403,284.96 = 149,484,043.82 : x
  2. Step 2: Convert to fraction form
    274,931,849.57/379,403,284.96 = 149,484,043.82/x
  3. Step 3: Cross multiply
    274,931,849.57x = 379,403,284.96 × 149,484,043.82
  4. Step 4: Simplify right side
    274,931,849.57x = 56,714,737,274,412,584
  5. Step 5: Solve for x
    x = 56,714,737,274,412,584/274,931,849.57
  6. Step 6: Final answer
    x = 206,286,530.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.