Home / 200,834,173.49-277,135,949.41-112,711,151.75

Finding the Fourth Proportional to 200,834,173.49, 277,135,949.41 and 112,711,151.75

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Solution

The fourth proportional to 200,834,173.49, 277,135,949.41 and 112,711,151.75 is: 155,532,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,834,173.49 : 277,135,949.41 = 112,711,151.75 : x
  2. Step 2: Convert to fraction form
    200,834,173.49/277,135,949.41 = 112,711,151.75/x
  3. Step 3: Cross multiply
    200,834,173.49x = 277,135,949.41 × 112,711,151.75
  4. Step 4: Simplify right side
    200,834,173.49x = 31,236,312,049,330,836
  5. Step 5: Solve for x
    x = 31,236,312,049,330,836/200,834,173.49
  6. Step 6: Final answer
    x = 155,532,853.33

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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.