Home / 120,825,460.44-181,139,804.82-56,170,042.20

Finding the Fourth Proportional to 120,825,460.44, 181,139,804.82 and 56,170,042.20

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Solution

The fourth proportional to 120,825,460.44, 181,139,804.82 and 56,170,042.20 is: 84,209,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,825,460.44 : 181,139,804.82 = 56,170,042.20 : x
  2. Step 2: Convert to fraction form
    120,825,460.44/181,139,804.82 = 56,170,042.20/x
  3. Step 3: Cross multiply
    120,825,460.44x = 181,139,804.82 × 56,170,042.20
  4. Step 4: Simplify right side
    120,825,460.44x = 10,174,630,480,839,164
  5. Step 5: Solve for x
    x = 10,174,630,480,839,164/120,825,460.44
  6. Step 6: Final answer
    x = 84,209,325.12

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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.