Home / 120,825,461.44-181,139,806.32-56,170,043.20

Finding the Fourth Proportional to 120,825,461.44, 181,139,806.32 and 56,170,043.20

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Solution

The fourth proportional to 120,825,461.44, 181,139,806.32 and 56,170,043.20 is: 84,209,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,825,461.44 : 181,139,806.32 = 56,170,043.20 : x
  2. Step 2: Convert to fraction form
    120,825,461.44/181,139,806.32 = 56,170,043.20/x
  3. Step 3: Cross multiply
    120,825,461.44x = 181,139,806.32 × 56,170,043.20
  4. Step 4: Simplify right side
    120,825,461.44x = 10,174,630,746,234,034
  5. Step 5: Solve for x
    x = 10,174,630,746,234,034/120,825,461.44
  6. Step 6: Final answer
    x = 84,209,326.62

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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.