Home / 218,195,769.43-301,116,539.53-119,082,877.83

Finding the Fourth Proportional to 218,195,769.43, 301,116,539.53 and 119,082,877.83

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Solution

The fourth proportional to 218,195,769.43, 301,116,539.53 and 119,082,877.83 is: 164,337,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,195,769.43 : 301,116,539.53 = 119,082,877.83 : x
  2. Step 2: Convert to fraction form
    218,195,769.43/301,116,539.53 = 119,082,877.83/x
  3. Step 3: Cross multiply
    218,195,769.43x = 301,116,539.53 × 119,082,877.83
  4. Step 4: Simplify right side
    218,195,769.43x = 35,857,824,088,847,936
  5. Step 5: Solve for x
    x = 35,857,824,088,847,936/218,195,769.43
  6. Step 6: Final answer
    x = 164,337,852.12

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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.