Home / 131,328,033.20-196,992,049.80-127,548,897.20

Finding the Fourth Proportional to 131,328,033.20, 196,992,049.80 and 127,548,897.20

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Solution

The fourth proportional to 131,328,033.20, 196,992,049.80 and 127,548,897.20 is: 191,323,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,033.20 : 196,992,049.80 = 127,548,897.20 : x
  2. Step 2: Convert to fraction form
    131,328,033.20/196,992,049.80 = 127,548,897.20/x
  3. Step 3: Cross multiply
    131,328,033.20x = 196,992,049.80 × 127,548,897.20
  4. Step 4: Simplify right side
    131,328,033.20x = 25,126,118,709,157,484
  5. Step 5: Solve for x
    x = 25,126,118,709,157,484/131,328,033.20
  6. Step 6: Final answer
    x = 191,323,345.80

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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.