Home / 152,628,216.70-228,606,401.85-91,938,091.90

Finding the Fourth Proportional to 152,628,216.70, 228,606,401.85 and 91,938,091.90

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Solution

The fourth proportional to 152,628,216.70, 228,606,401.85 and 91,938,091.90 is: 137,704,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,628,216.70 : 228,606,401.85 = 91,938,091.90 : x
  2. Step 2: Convert to fraction form
    152,628,216.70/228,606,401.85 = 91,938,091.90/x
  3. Step 3: Cross multiply
    152,628,216.70x = 228,606,401.85 × 91,938,091.90
  4. Step 4: Simplify right side
    152,628,216.70x = 21,017,636,382,213,632
  5. Step 5: Solve for x
    x = 21,017,636,382,213,632/152,628,216.70
  6. Step 6: Final answer
    x = 137,704,789.04

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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.