Home / 134,139,212.90-201,208,819.35-82,483,147.70

Finding the Fourth Proportional to 134,139,212.90, 201,208,819.35 and 82,483,147.70

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Solution

The fourth proportional to 134,139,212.90, 201,208,819.35 and 82,483,147.70 is: 123,724,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,139,212.90 : 201,208,819.35 = 82,483,147.70 : x
  2. Step 2: Convert to fraction form
    134,139,212.90/201,208,819.35 = 82,483,147.70/x
  3. Step 3: Cross multiply
    134,139,212.90x = 201,208,819.35 × 82,483,147.70
  4. Step 4: Simplify right side
    134,139,212.90x = 16,596,336,764,988,668
  5. Step 5: Solve for x
    x = 16,596,336,764,988,668/134,139,212.90
  6. Step 6: Final answer
    x = 123,724,721.55

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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.