Home / 171,625,986.90-257,427,170.55-55,039,641.30

Finding the Fourth Proportional to 171,625,986.90, 257,427,170.55 and 55,039,641.30

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Solution

The fourth proportional to 171,625,986.90, 257,427,170.55 and 55,039,641.30 is: 82,555,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,625,986.90 : 257,427,170.55 = 55,039,641.30 : x
  2. Step 2: Convert to fraction form
    171,625,986.90/257,427,170.55 = 55,039,641.30/x
  3. Step 3: Cross multiply
    171,625,986.90x = 257,427,170.55 × 55,039,641.30
  4. Step 4: Simplify right side
    171,625,986.90x = 14,168,699,127,945,924
  5. Step 5: Solve for x
    x = 14,168,699,127,945,924/171,625,986.90
  6. Step 6: Final answer
    x = 82,555,674.60

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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.