Home / 120,964,013.20-181,446,019.80-44,261,549.20

Finding the Fourth Proportional to 120,964,013.20, 181,446,019.80 and 44,261,549.20

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Solution

The fourth proportional to 120,964,013.20, 181,446,019.80 and 44,261,549.20 is: 66,392,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,964,013.20 : 181,446,019.80 = 44,261,549.20 : x
  2. Step 2: Convert to fraction form
    120,964,013.20/181,446,019.80 = 44,261,549.20/x
  3. Step 3: Cross multiply
    120,964,013.20x = 181,446,019.80 × 44,261,549.20
  4. Step 4: Simplify right side
    120,964,013.20x = 8,031,081,932,521,875
  5. Step 5: Solve for x
    x = 8,031,081,932,521,875/120,964,013.20
  6. Step 6: Final answer
    x = 66,392,323.80

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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.