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Finding the Fourth Proportional to 253,788,857.92, 350,343,381.48 and 159,841,074.70

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Solution

The fourth proportional to 253,788,857.92, 350,343,381.48 and 159,841,074.70 is: 220,652,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,788,857.92 : 350,343,381.48 = 159,841,074.70 : x
  2. Step 2: Convert to fraction form
    253,788,857.92/350,343,381.48 = 159,841,074.70/x
  3. Step 3: Cross multiply
    253,788,857.92x = 350,343,381.48 × 159,841,074.70
  4. Step 4: Simplify right side
    253,788,857.92x = 55,999,262,609,795,272
  5. Step 5: Solve for x
    x = 55,999,262,609,795,272/253,788,857.92
  6. Step 6: Final answer
    x = 220,652,959.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.