Home / 351,631,000.80-527,446,501.20-179,638,322.40

Finding the Fourth Proportional to 351,631,000.80, 527,446,501.20 and 179,638,322.40

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Solution

The fourth proportional to 351,631,000.80, 527,446,501.20 and 179,638,322.40 is: 269,457,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,631,000.80 : 527,446,501.20 = 179,638,322.40 : x
  2. Step 2: Convert to fraction form
    351,631,000.80/527,446,501.20 = 179,638,322.40/x
  3. Step 3: Cross multiply
    351,631,000.80x = 527,446,501.20 × 179,638,322.40
  4. Step 4: Simplify right side
    351,631,000.80x = 94,749,604,631,317,584
  5. Step 5: Solve for x
    x = 94,749,604,631,317,584/351,631,000.80
  6. Step 6: Final answer
    x = 269,457,483.60

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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.