Home / 171,091,898.40-256,652,934.66-48,271,290.60

Finding the Fourth Proportional to 171,091,898.40, 256,652,934.66 and 48,271,290.60

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Solution

The fourth proportional to 171,091,898.40, 256,652,934.66 and 48,271,290.60 is: 72,411,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,091,898.40 : 256,652,934.66 = 48,271,290.60 : x
  2. Step 2: Convert to fraction form
    171,091,898.40/256,652,934.66 = 48,271,290.60/x
  3. Step 3: Cross multiply
    171,091,898.40x = 256,652,934.66 × 48,271,290.60
  4. Step 4: Simplify right side
    171,091,898.40x = 12,388,968,392,315,672
  5. Step 5: Solve for x
    x = 12,388,968,392,315,672/171,091,898.40
  6. Step 6: Final answer
    x = 72,411,192.51

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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.