Home / 219,485,175.84-302,861,704.14-120,339,833.40

Finding the Fourth Proportional to 219,485,175.84, 302,861,704.14 and 120,339,833.40

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Solution

The fourth proportional to 219,485,175.84, 302,861,704.14 and 120,339,833.40 is: 166,053,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,485,175.84 : 302,861,704.14 = 120,339,833.40 : x
  2. Step 2: Convert to fraction form
    219,485,175.84/302,861,704.14 = 120,339,833.40/x
  3. Step 3: Cross multiply
    219,485,175.84x = 302,861,704.14 × 120,339,833.40
  4. Step 4: Simplify right side
    219,485,175.84x = 36,446,327,019,447,688
  5. Step 5: Solve for x
    x = 36,446,327,019,447,688/219,485,175.84
  6. Step 6: Final answer
    x = 166,053,706.73

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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.