Home / 120,941,460.81-181,327,134.74-56,176,504.65

Finding the Fourth Proportional to 120,941,460.81, 181,327,134.74 and 56,176,504.65

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Solution

The fourth proportional to 120,941,460.81, 181,327,134.74 and 56,176,504.65 is: 84,225,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,941,460.81 : 181,327,134.74 = 56,176,504.65 : x
  2. Step 2: Convert to fraction form
    120,941,460.81/181,327,134.74 = 56,176,504.65/x
  3. Step 3: Cross multiply
    120,941,460.81x = 181,327,134.74 × 56,176,504.65
  4. Step 4: Simplify right side
    120,941,460.81x = 10,186,324,627,611,904
  5. Step 5: Solve for x
    x = 10,186,324,627,611,904/120,941,460.81
  6. Step 6: Final answer
    x = 84,225,248.81

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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.