Home / 200,834,172.49-277,135,948.04-112,711,150.75

Finding the Fourth Proportional to 200,834,172.49, 277,135,948.04 and 112,711,150.75

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Solution

The fourth proportional to 200,834,172.49, 277,135,948.04 and 112,711,150.75 is: 155,532,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,834,172.49 : 277,135,948.04 = 112,711,150.75 : x
  2. Step 2: Convert to fraction form
    200,834,172.49/277,135,948.04 = 112,711,150.75/x
  3. Step 3: Cross multiply
    200,834,172.49x = 277,135,948.04 × 112,711,150.75
  4. Step 4: Simplify right side
    200,834,172.49x = 31,236,311,617,217,056
  5. Step 5: Solve for x
    x = 31,236,311,617,217,056/200,834,172.49
  6. Step 6: Final answer
    x = 155,532,851.95

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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.