Home / 110,714,672.05-166,072,008.08-80,103,670.45

Finding the Fourth Proportional to 110,714,672.05, 166,072,008.08 and 80,103,670.45

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Solution

The fourth proportional to 110,714,672.05, 166,072,008.08 and 80,103,670.45 is: 120,155,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,714,672.05 : 166,072,008.08 = 80,103,670.45 : x
  2. Step 2: Convert to fraction form
    110,714,672.05/166,072,008.08 = 80,103,670.45/x
  3. Step 3: Cross multiply
    110,714,672.05x = 166,072,008.08 × 80,103,670.45
  4. Step 4: Simplify right side
    110,714,672.05x = 13,302,977,406,210,058
  5. Step 5: Solve for x
    x = 13,302,977,406,210,058/110,714,672.05
  6. Step 6: Final answer
    x = 120,155,505.68

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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.