Home / 112,583,649.43-168,984,409.11-54,332,333.83

Finding the Fourth Proportional to 112,583,649.43, 168,984,409.11 and 54,332,333.83

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Solution

The fourth proportional to 112,583,649.43, 168,984,409.11 and 54,332,333.83 is: 81,551,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,583,649.43 : 168,984,409.11 = 54,332,333.83 : x
  2. Step 2: Convert to fraction form
    112,583,649.43/168,984,409.11 = 54,332,333.83/x
  3. Step 3: Cross multiply
    112,583,649.43x = 168,984,409.11 × 54,332,333.83
  4. Step 4: Simplify right side
    112,583,649.43x = 9,181,317,327,829,814
  5. Step 5: Solve for x
    x = 9,181,317,327,829,814/112,583,649.43
  6. Step 6: Final answer
    x = 81,551,072.24

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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.