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Finding the Fourth Proportional to 171,073,259.80, 256,609,889.70 and 167,672,037.40

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Solution

The fourth proportional to 171,073,259.80, 256,609,889.70 and 167,672,037.40 is: 251,508,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,073,259.80 : 256,609,889.70 = 167,672,037.40 : x
  2. Step 2: Convert to fraction form
    171,073,259.80/256,609,889.70 = 167,672,037.40/x
  3. Step 3: Cross multiply
    171,073,259.80x = 256,609,889.70 × 167,672,037.40
  4. Step 4: Simplify right side
    171,073,259.80x = 43,026,303,022,988,272
  5. Step 5: Solve for x
    x = 43,026,303,022,988,272/171,073,259.80
  6. Step 6: Final answer
    x = 251,508,056.10

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1.5x scale

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.