Home / 218,536,327,803.68-301,559,893,744.92-120,875,866,828.37

Finding the Fourth Proportional to 218,536,327,803.68, 301,559,893,744.92 and 120,875,866,828.37

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Solution

The fourth proportional to 218,536,327,803.68, 301,559,893,744.92 and 120,875,866,828.37 is: 166,797,501,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,536,327,803.68 : 301,559,893,744.92 = 120,875,866,828.37 : x
  2. Step 2: Convert to fraction form
    218,536,327,803.68/301,559,893,744.92 = 120,875,866,828.37/x
  3. Step 3: Cross multiply
    218,536,327,803.68x = 301,559,893,744.92 × 120,875,866,828.37
  4. Step 4: Simplify right side
    218,536,327,803.68x = 36,451,313,557,088,352,862,208
  5. Step 5: Solve for x
    x = 36,451,313,557,088,352,862,208/218,536,327,803.68
  6. Step 6: Final answer
    x = 166,797,501,923.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.