Home / 112,535,821.68-168,801,890.04-35,857,813.20

Finding the Fourth Proportional to 112,535,821.68, 168,801,890.04 and 35,857,813.20

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Solution

The fourth proportional to 112,535,821.68, 168,801,890.04 and 35,857,813.20 is: 53,786,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,535,821.68 : 168,801,890.04 = 35,857,813.20 : x
  2. Step 2: Convert to fraction form
    112,535,821.68/168,801,890.04 = 35,857,813.20/x
  3. Step 3: Cross multiply
    112,535,821.68x = 168,801,890.04 × 35,857,813.20
  4. Step 4: Simplify right side
    112,535,821.68x = 6,052,866,640,861,261
  5. Step 5: Solve for x
    x = 6,052,866,640,861,261/112,535,821.68
  6. Step 6: Final answer
    x = 53,786,132.72

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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.