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Finding the Fourth Proportional to 243,609,888.90, 365,413,958.55 and 59,375,259.30

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Solution

The fourth proportional to 243,609,888.90, 365,413,958.55 and 59,375,259.30 is: 89,062,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,609,888.90 : 365,413,958.55 = 59,375,259.30 : x
  2. Step 2: Convert to fraction form
    243,609,888.90/365,413,958.55 = 59,375,259.30/x
  3. Step 3: Cross multiply
    243,609,888.90x = 365,413,958.55 × 59,375,259.30
  4. Step 4: Simplify right side
    243,609,888.90x = 21,696,548,540,745,700
  5. Step 5: Solve for x
    x = 21,696,548,540,745,700/243,609,888.90
  6. Step 6: Final answer
    x = 89,062,675.73

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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.