Home / 126,446,837.89-189,697,330.88-37,822,369.65

Finding the Fourth Proportional to 126,446,837.89, 189,697,330.88 and 37,822,369.65

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Solution

The fourth proportional to 126,446,837.89, 189,697,330.88 and 37,822,369.65 is: 56,741,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,446,837.89 : 189,697,330.88 = 37,822,369.65 : x
  2. Step 2: Convert to fraction form
    126,446,837.89/189,697,330.88 = 37,822,369.65/x
  3. Step 3: Cross multiply
    126,446,837.89x = 189,697,330.88 × 37,822,369.65
  4. Step 4: Simplify right side
    126,446,837.89x = 7,174,802,570,161,719
  5. Step 5: Solve for x
    x = 7,174,802,570,161,719/126,446,837.89
  6. Step 6: Final answer
    x = 56,741,652.78

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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.