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Finding the Fourth Proportional to 404,161,713.90, 606,242,570.85 and 363,347,045.10

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Solution

The fourth proportional to 404,161,713.90, 606,242,570.85 and 363,347,045.10 is: 545,020,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,161,713.90 : 606,242,570.85 = 363,347,045.10 : x
  2. Step 2: Convert to fraction form
    404,161,713.90/606,242,570.85 = 363,347,045.10/x
  3. Step 3: Cross multiply
    404,161,713.90x = 606,242,570.85 × 363,347,045.10
  4. Step 4: Simplify right side
    404,161,713.90x = 220,276,446,732,174,912
  5. Step 5: Solve for x
    x = 220,276,446,732,174,912/404,161,713.90
  6. Step 6: Final answer
    x = 545,020,567.65

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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.