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Finding the Fourth Proportional to 171,034,985.03, 256,552,477.54 and 149,511,624.53

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Solution

The fourth proportional to 171,034,985.03, 256,552,477.54 and 149,511,624.53 is: 224,267,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034,985.03 : 256,552,477.54 = 149,511,624.53 : x
  2. Step 2: Convert to fraction form
    171,034,985.03/256,552,477.54 = 149,511,624.53/x
  3. Step 3: Cross multiply
    171,034,985.03x = 256,552,477.54 × 149,511,624.53
  4. Step 4: Simplify right side
    171,034,985.03x = 38,357,577,692,545,200
  5. Step 5: Solve for x
    x = 38,357,577,692,545,200/171,034,985.03
  6. Step 6: Final answer
    x = 224,267,436.79

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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.