Home / 171,648,719.40-257,473,079.10-107,025,493.80

Finding the Fourth Proportional to 171,648,719.40, 257,473,079.10 and 107,025,493.80

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Solution

The fourth proportional to 171,648,719.40, 257,473,079.10 and 107,025,493.80 is: 160,538,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,719.40 : 257,473,079.10 = 107,025,493.80 : x
  2. Step 2: Convert to fraction form
    171,648,719.40/257,473,079.10 = 107,025,493.80/x
  3. Step 3: Cross multiply
    171,648,719.40x = 257,473,079.10 × 107,025,493.80
  4. Step 4: Simplify right side
    171,648,719.40x = 27,556,183,430,883,960
  5. Step 5: Solve for x
    x = 27,556,183,430,883,960/171,648,719.40
  6. Step 6: Final answer
    x = 160,538,240.70

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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.