Home / 371,224,121.68-556,832,636.52-225,697,861.36

Finding the Fourth Proportional to 371,224,121.68, 556,832,636.52 and 225,697,861.36

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Solution

The fourth proportional to 371,224,121.68, 556,832,636.52 and 225,697,861.36 is: 338,544,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,224,121.68 : 556,832,636.52 = 225,697,861.36 : x
  2. Step 2: Convert to fraction form
    371,224,121.68/556,832,636.52 = 225,697,861.36/x
  3. Step 3: Cross multiply
    371,224,121.68x = 556,832,636.52 × 225,697,861.36
  4. Step 4: Simplify right side
    371,224,121.68x = 125,675,935,198,014,240
  5. Step 5: Solve for x
    x = 125,675,935,198,014,240/371,224,121.68
  6. Step 6: Final answer
    x = 338,544,636.13

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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.