Home / 284,781,642.41-427,188,907.26-109,905,583.86

Finding the Fourth Proportional to 284,781,642.41, 427,188,907.26 and 109,905,583.86

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Solution

The fourth proportional to 284,781,642.41, 427,188,907.26 and 109,905,583.86 is: 164,864,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,781,642.41 : 427,188,907.26 = 109,905,583.86 : x
  2. Step 2: Convert to fraction form
    284,781,642.41/427,188,907.26 = 109,905,583.86/x
  3. Step 3: Cross multiply
    284,781,642.41x = 427,188,907.26 × 109,905,583.86
  4. Step 4: Simplify right side
    284,781,642.41x = 46,950,446,270,925,688
  5. Step 5: Solve for x
    x = 46,950,446,270,925,688/284,781,642.41
  6. Step 6: Final answer
    x = 164,864,721.87

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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.