Home / 352,525,159.10-528,451,815.45-274,758,938.30

Finding the Fourth Proportional to 352,525,159.10, 528,451,815.45 and 274,758,938.30

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Solution

The fourth proportional to 352,525,159.10, 528,451,815.45 and 274,758,938.30 is: 411,876,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,525,159.10 : 528,451,815.45 = 274,758,938.30 : x
  2. Step 2: Convert to fraction form
    352,525,159.10/528,451,815.45 = 274,758,938.30/x
  3. Step 3: Cross multiply
    352,525,159.10x = 528,451,815.45 × 274,758,938.30
  4. Step 4: Simplify right side
    352,525,159.10x = 145,196,859,755,749,536
  5. Step 5: Solve for x
    x = 145,196,859,755,749,536/352,525,159.10
  6. Step 6: Final answer
    x = 411,876,588.12

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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.