Home / 194,472,005.76-268,341,575.76-111,949,847.28

Finding the Fourth Proportional to 194,472,005.76, 268,341,575.76 and 111,949,847.28

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Solution

The fourth proportional to 194,472,005.76, 268,341,575.76 and 111,949,847.28 is: 154,473,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,472,005.76 : 268,341,575.76 = 111,949,847.28 : x
  2. Step 2: Convert to fraction form
    194,472,005.76/268,341,575.76 = 111,949,847.28/x
  3. Step 3: Cross multiply
    194,472,005.76x = 268,341,575.76 × 111,949,847.28
  4. Step 4: Simplify right side
    194,472,005.76x = 30,040,798,425,206,548
  5. Step 5: Solve for x
    x = 30,040,798,425,206,548/194,472,005.76
  6. Step 6: Final answer
    x = 154,473,639.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.