Home / 111,456,069.60-167,128,117.20-50,803,269.60

Finding the Fourth Proportional to 111,456,069.60, 167,128,117.20 and 50,803,269.60

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Solution

The fourth proportional to 111,456,069.60, 167,128,117.20 and 50,803,269.60 is: 76,179,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,456,069.60 : 167,128,117.20 = 50,803,269.60 : x
  2. Step 2: Convert to fraction form
    111,456,069.60/167,128,117.20 = 50,803,269.60/x
  3. Step 3: Cross multiply
    111,456,069.60x = 167,128,117.20 × 50,803,269.60
  4. Step 4: Simplify right side
    111,456,069.60x = 8,490,654,795,851,997
  5. Step 5: Solve for x
    x = 8,490,654,795,851,997/111,456,069.60
  6. Step 6: Final answer
    x = 76,179,384.63

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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.