Home / 204,073,669,315.90-306,110,503,973.85-137,464,129,834.30

Finding the Fourth Proportional to 204,073,669,315.90, 306,110,503,973.85 and 137,464,129,834.30

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Solution

The fourth proportional to 204,073,669,315.90, 306,110,503,973.85 and 137,464,129,834.30 is: 206,196,194,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,073,669,315.90 : 306,110,503,973.85 = 137,464,129,834.30 : x
  2. Step 2: Convert to fraction form
    204,073,669,315.90/306,110,503,973.85 = 137,464,129,834.30/x
  3. Step 3: Cross multiply
    204,073,669,315.90x = 306,110,503,973.85 × 137,464,129,834.30
  4. Step 4: Simplify right side
    204,073,669,315.90x = 42,079,214,061,904,319,217,664
  5. Step 5: Solve for x
    x = 42,079,214,061,904,319,217,664/204,073,669,315.90
  6. Step 6: Final answer
    x = 206,196,194,751.45

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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.