Home / 218,845,391.64-328,381,230.48-96,109,965.04

Finding the Fourth Proportional to 218,845,391.64, 328,381,230.48 and 96,109,965.04

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Solution

The fourth proportional to 218,845,391.64, 328,381,230.48 and 96,109,965.04 is: 144,214,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,845,391.64 : 328,381,230.48 = 96,109,965.04 : x
  2. Step 2: Convert to fraction form
    218,845,391.64/328,381,230.48 = 96,109,965.04/x
  3. Step 3: Cross multiply
    218,845,391.64x = 328,381,230.48 × 96,109,965.04
  4. Step 4: Simplify right side
    218,845,391.64x = 31,560,708,581,224,988
  5. Step 5: Solve for x
    x = 31,560,708,581,224,988/218,845,391.64
  6. Step 6: Final answer
    x = 144,214,636.39

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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.