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Finding the Fourth Proportional to 567,834,709, 851,666,631.18 and 158,837,845

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Solution

The fourth proportional to 567,834,709, 851,666,631.18 and 158,837,845 is: 238,232,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,834,709 : 851,666,631.18 = 158,837,845 : x
  2. Step 2: Convert to fraction form
    567,834,709/851,666,631.18 = 158,837,845/x
  3. Step 3: Cross multiply
    567,834,709x = 851,666,631.18 × 158,837,845
  4. Step 4: Simplify right side
    567,834,709x = 135,276,892,355,040,992
  5. Step 5: Solve for x
    x = 135,276,892,355,040,992/567,834,709
  6. Step 6: Final answer
    x = 238,232,869.90

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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.