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Finding the Fourth Proportional to 1,149,430,995, 1,724,161,422.42 and 383,526,099

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Solution

The fourth proportional to 1,149,430,995, 1,724,161,422.42 and 383,526,099 is: 575,294,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,430,995 : 1,724,161,422.42 = 383,526,099 : x
  2. Step 2: Convert to fraction form
    1,149,430,995/1,724,161,422.42 = 383,526,099/x
  3. Step 3: Cross multiply
    1,149,430,995x = 1,724,161,422.42 × 383,526,099
  4. Step 4: Simplify right side
    1,149,430,995x = 661,260,904,387,033,728
  5. Step 5: Solve for x
    x = 661,260,904,387,033,728/1,149,430,995
  6. Step 6: Final answer
    x = 575,294,130.11

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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.