Home / 194,151,006.80-291,226,510.20-163,540,005.20

Finding the Fourth Proportional to 194,151,006.80, 291,226,510.20 and 163,540,005.20

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Solution

The fourth proportional to 194,151,006.80, 291,226,510.20 and 163,540,005.20 is: 245,310,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,151,006.80 : 291,226,510.20 = 163,540,005.20 : x
  2. Step 2: Convert to fraction form
    194,151,006.80/291,226,510.20 = 163,540,005.20/x
  3. Step 3: Cross multiply
    194,151,006.80x = 291,226,510.20 × 163,540,005.20
  4. Step 4: Simplify right side
    194,151,006.80x = 47,627,184,992,485,848
  5. Step 5: Solve for x
    x = 47,627,184,992,485,848/194,151,006.80
  6. Step 6: Final answer
    x = 245,310,007.80

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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.