Home / 171,091,899.40-256,652,936.16-48,271,291.60

Finding the Fourth Proportional to 171,091,899.40, 256,652,936.16 and 48,271,291.60

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Solution

The fourth proportional to 171,091,899.40, 256,652,936.16 and 48,271,291.60 is: 72,411,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,091,899.40 : 256,652,936.16 = 48,271,291.60 : x
  2. Step 2: Convert to fraction form
    171,091,899.40/256,652,936.16 = 48,271,291.60/x
  3. Step 3: Cross multiply
    171,091,899.40x = 256,652,936.16 × 48,271,291.60
  4. Step 4: Simplify right side
    171,091,899.40x = 12,388,968,721,375,544
  5. Step 5: Solve for x
    x = 12,388,968,721,375,544/171,091,899.40
  6. Step 6: Final answer
    x = 72,411,194.01

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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.