Home / 123,567,036.99-170,511,239.58-73,322,596.02

Finding the Fourth Proportional to 123,567,036.99, 170,511,239.58 and 73,322,596.02

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Solution

The fourth proportional to 123,567,036.99, 170,511,239.58 and 73,322,596.02 is: 101,178,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,567,036.99 : 170,511,239.58 = 73,322,596.02 : x
  2. Step 2: Convert to fraction form
    123,567,036.99/170,511,239.58 = 73,322,596.02/x
  3. Step 3: Cross multiply
    123,567,036.99x = 170,511,239.58 × 73,322,596.02
  4. Step 4: Simplify right side
    123,567,036.99x = 12,502,326,736,593,774
  5. Step 5: Solve for x
    x = 12,502,326,736,593,774/123,567,036.99
  6. Step 6: Final answer
    x = 101,178,494.21

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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.