Home / 200,055,981.80-299,916,011.10-104,317,869.80

Finding the Fourth Proportional to 200,055,981.80, 299,916,011.10 and 104,317,869.80

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Solution

The fourth proportional to 200,055,981.80, 299,916,011.10 and 104,317,869.80 is: 156,389,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,055,981.80 : 299,916,011.10 = 104,317,869.80 : x
  2. Step 2: Convert to fraction form
    200,055,981.80/299,916,011.10 = 104,317,869.80/x
  3. Step 3: Cross multiply
    200,055,981.80x = 299,916,011.10 × 104,317,869.80
  4. Step 4: Simplify right side
    200,055,981.80x = 31,286,599,396,865,156
  5. Step 5: Solve for x
    x = 31,286,599,396,865,156/200,055,981.80
  6. Step 6: Final answer
    x = 156,389,222.23

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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.