Home / 200,228,145,071.46-276,338,528,354.57-118,938,289,191.28

Finding the Fourth Proportional to 200,228,145,071.46, 276,338,528,354.57 and 118,938,289,191.28

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Solution

The fourth proportional to 200,228,145,071.46, 276,338,528,354.57 and 118,938,289,191.28 is: 164,148,910,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,228,145,071.46 : 276,338,528,354.57 = 118,938,289,191.28 : x
  2. Step 2: Convert to fraction form
    200,228,145,071.46/276,338,528,354.57 = 118,938,289,191.28/x
  3. Step 3: Cross multiply
    200,228,145,071.46x = 276,338,528,354.57 × 118,938,289,191.28
  4. Step 4: Simplify right side
    200,228,145,071.46x = 32,867,231,800,128,574,586,880
  5. Step 5: Solve for x
    x = 32,867,231,800,128,574,586,880/200,228,145,071.46
  6. Step 6: Final answer
    x = 164,148,910,176.43

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1.5x scale

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.