Home / 154,769,584.40-231,818,453.40-127,895,728.40

Finding the Fourth Proportional to 154,769,584.40, 231,818,453.40 and 127,895,728.40

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Solution

The fourth proportional to 154,769,584.40, 231,818,453.40 and 127,895,728.40 is: 191,565,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,769,584.40 : 231,818,453.40 = 127,895,728.40 : x
  2. Step 2: Convert to fraction form
    154,769,584.40/231,818,453.40 = 127,895,728.40/x
  3. Step 3: Cross multiply
    154,769,584.40x = 231,818,453.40 × 127,895,728.40
  4. Step 4: Simplify right side
    154,769,584.40x = 29,648,589,954,154,460
  5. Step 5: Solve for x
    x = 29,648,589,954,154,460/154,769,584.40
  6. Step 6: Final answer
    x = 191,565,998.38

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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.