Home / 156,675,611.75-216,145,269.72-97,836,124.52

Finding the Fourth Proportional to 156,675,611.75, 216,145,269.72 and 97,836,124.52

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Solution

The fourth proportional to 156,675,611.75, 216,145,269.72 and 97,836,124.52 is: 134,971,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675,611.75 : 216,145,269.72 = 97,836,124.52 : x
  2. Step 2: Convert to fraction form
    156,675,611.75/216,145,269.72 = 97,836,124.52/x
  3. Step 3: Cross multiply
    156,675,611.75x = 216,145,269.72 × 97,836,124.52
  4. Step 4: Simplify right side
    156,675,611.75x = 21,146,815,523,275,268
  5. Step 5: Solve for x
    x = 21,146,815,523,275,268/156,675,611.75
  6. Step 6: Final answer
    x = 134,971,967.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.