Home / 171,344,172.35-257,011,353.54-48,522,199.30

Finding the Fourth Proportional to 171,344,172.35, 257,011,353.54 and 48,522,199.30

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Solution

The fourth proportional to 171,344,172.35, 257,011,353.54 and 48,522,199.30 is: 72,781,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,344,172.35 : 257,011,353.54 = 48,522,199.30 : x
  2. Step 2: Convert to fraction form
    171,344,172.35/257,011,353.54 = 48,522,199.30/x
  3. Step 3: Cross multiply
    171,344,172.35x = 257,011,353.54 × 48,522,199.30
  4. Step 4: Simplify right side
    171,344,172.35x = 12,470,756,118,188,112
  5. Step 5: Solve for x
    x = 12,470,756,118,188,112/171,344,172.35
  6. Step 6: Final answer
    x = 72,781,909.92

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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.