Home / 171,946,811.20-257,860,005.60-50,746,171.20

Finding the Fourth Proportional to 171,946,811.20, 257,860,005.60 and 50,746,171.20

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Solution

The fourth proportional to 171,946,811.20, 257,860,005.60 and 50,746,171.20 is: 76,101,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,946,811.20 : 257,860,005.60 = 50,746,171.20 : x
  2. Step 2: Convert to fraction form
    171,946,811.20/257,860,005.60 = 50,746,171.20/x
  3. Step 3: Cross multiply
    171,946,811.20x = 257,860,005.60 × 50,746,171.20
  4. Step 4: Simplify right side
    171,946,811.20x = 13,085,407,989,810,560
  5. Step 5: Solve for x
    x = 13,085,407,989,810,560/171,946,811.20
  6. Step 6: Final answer
    x = 76,101,486.84

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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.