Home / 137,079,000.80-205,618,501.20-130,701,708.80

Finding the Fourth Proportional to 137,079,000.80, 205,618,501.20 and 130,701,708.80

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Solution

The fourth proportional to 137,079,000.80, 205,618,501.20 and 130,701,708.80 is: 196,052,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,079,000.80 : 205,618,501.20 = 130,701,708.80 : x
  2. Step 2: Convert to fraction form
    137,079,000.80/205,618,501.20 = 130,701,708.80/x
  3. Step 3: Cross multiply
    137,079,000.80x = 205,618,501.20 × 130,701,708.80
  4. Step 4: Simplify right side
    137,079,000.80x = 26,874,689,467,734,848
  5. Step 5: Solve for x
    x = 26,874,689,467,734,848/137,079,000.80
  6. Step 6: Final answer
    x = 196,052,563.20

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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.