Home / 108,626,255.20-162,726,806.40-65,366,957.80

Finding the Fourth Proportional to 108,626,255.20, 162,726,806.40 and 65,366,957.80

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Solution

The fourth proportional to 108,626,255.20, 162,726,806.40 and 65,366,957.80 is: 97,922,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,626,255.20 : 162,726,806.40 = 65,366,957.80 : x
  2. Step 2: Convert to fraction form
    108,626,255.20/162,726,806.40 = 65,366,957.80/x
  3. Step 3: Cross multiply
    108,626,255.20x = 162,726,806.40 × 65,366,957.80
  4. Step 4: Simplify right side
    108,626,255.20x = 10,636,956,286,877,570
  5. Step 5: Solve for x
    x = 10,636,956,286,877,570/108,626,255.20
  6. Step 6: Final answer
    x = 97,922,516.68

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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.