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Finding the Fourth Proportional to 573,159,518.42, 859,573,028.73 and 223,327,556.11

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Solution

The fourth proportional to 573,159,518.42, 859,573,028.73 and 223,327,556.11 is: 334,926,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,159,518.42 : 859,573,028.73 = 223,327,556.11 : x
  2. Step 2: Convert to fraction form
    573,159,518.42/859,573,028.73 = 223,327,556.11/x
  3. Step 3: Cross multiply
    573,159,518.42x = 859,573,028.73 × 223,327,556.11
  4. Step 4: Simplify right side
    573,159,518.42x = 191,966,343,799,529,056
  5. Step 5: Solve for x
    x = 191,966,343,799,529,056/573,159,518.42
  6. Step 6: Final answer
    x = 334,926,556.45

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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.