Home / 351,631,052.80-527,446,579.20-179,638,374.40

Finding the Fourth Proportional to 351,631,052.80, 527,446,579.20 and 179,638,374.40

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Solution

The fourth proportional to 351,631,052.80, 527,446,579.20 and 179,638,374.40 is: 269,457,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,631,052.80 : 527,446,579.20 = 179,638,374.40 : x
  2. Step 2: Convert to fraction form
    351,631,052.80/527,446,579.20 = 179,638,374.40/x
  3. Step 3: Cross multiply
    351,631,052.80x = 527,446,579.20 × 179,638,374.40
  4. Step 4: Simplify right side
    351,631,052.80x = 94,749,646,070,328,848
  5. Step 5: Solve for x
    x = 94,749,646,070,328,848/351,631,052.80
  6. Step 6: Final answer
    x = 269,457,561.60

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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.