Home / 123,567,031.73-170,511,232.34-73,322,590.77

Finding the Fourth Proportional to 123,567,031.73, 170,511,232.34 and 73,322,590.77

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Solution

The fourth proportional to 123,567,031.73, 170,511,232.34 and 73,322,590.77 is: 101,178,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,567,031.73 : 170,511,232.34 = 73,322,590.77 : x
  2. Step 2: Convert to fraction form
    123,567,031.73/170,511,232.34 = 73,322,590.77/x
  3. Step 3: Cross multiply
    123,567,031.73x = 170,511,232.34 × 73,322,590.77
  4. Step 4: Simplify right side
    123,567,031.73x = 12,502,325,310,737,516
  5. Step 5: Solve for x
    x = 12,502,325,310,737,516/123,567,031.73
  6. Step 6: Final answer
    x = 101,178,486.98

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Why These Related Problems?

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