Home / 171,946,812.20-257,860,007.10-50,746,172.20

Finding the Fourth Proportional to 171,946,812.20, 257,860,007.10 and 50,746,172.20

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Solution

The fourth proportional to 171,946,812.20, 257,860,007.10 and 50,746,172.20 is: 76,101,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,946,812.20 : 257,860,007.10 = 50,746,172.20 : x
  2. Step 2: Convert to fraction form
    171,946,812.20/257,860,007.10 = 50,746,172.20/x
  3. Step 3: Cross multiply
    171,946,812.20x = 257,860,007.10 × 50,746,172.20
  4. Step 4: Simplify right side
    171,946,812.20x = 13,085,408,323,789,824
  5. Step 5: Solve for x
    x = 13,085,408,323,789,824/171,946,812.20
  6. Step 6: Final answer
    x = 76,101,488.34

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1.5x scale

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.