Home / 104,662,457.92-156,981,323.04-27,991,428.40

Finding the Fourth Proportional to 104,662,457.92, 156,981,323.04 and 27,991,428.40

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Solution

The fourth proportional to 104,662,457.92, 156,981,323.04 and 27,991,428.40 is: 41,983,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,662,457.92 : 156,981,323.04 = 27,991,428.40 : x
  2. Step 2: Convert to fraction form
    104,662,457.92/156,981,323.04 = 27,991,428.40/x
  3. Step 3: Cross multiply
    104,662,457.92x = 156,981,323.04 × 27,991,428.40
  4. Step 4: Simplify right side
    104,662,457.92x = 4,394,131,464,011,430
  5. Step 5: Solve for x
    x = 4,394,131,464,011,430/104,662,457.92
  6. Step 6: Final answer
    x = 41,983,835.96

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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.