Home / 171,550,113.80-257,325,170.70-103,357,704.20

Finding the Fourth Proportional to 171,550,113.80, 257,325,170.70 and 103,357,704.20

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Solution

The fourth proportional to 171,550,113.80, 257,325,170.70 and 103,357,704.20 is: 155,036,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,550,113.80 : 257,325,170.70 = 103,357,704.20 : x
  2. Step 2: Convert to fraction form
    171,550,113.80/257,325,170.70 = 103,357,704.20/x
  3. Step 3: Cross multiply
    171,550,113.80x = 257,325,170.70 × 103,357,704.20
  4. Step 4: Simplify right side
    171,550,113.80x = 26,596,538,876,425,108
  5. Step 5: Solve for x
    x = 26,596,538,876,425,108/171,550,113.80
  6. Step 6: Final answer
    x = 155,036,556.30

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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.