Home / 160,272,314.61-240,347,189.09-87,450,172.27

Finding the Fourth Proportional to 160,272,314.61, 240,347,189.09 and 87,450,172.27

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Solution

The fourth proportional to 160,272,314.61, 240,347,189.09 and 87,450,172.27 is: 131,141,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,272,314.61 : 240,347,189.09 = 87,450,172.27 : x
  2. Step 2: Convert to fraction form
    160,272,314.61/240,347,189.09 = 87,450,172.27/x
  3. Step 3: Cross multiply
    160,272,314.61x = 240,347,189.09 × 87,450,172.27
  4. Step 4: Simplify right side
    160,272,314.61x = 21,018,403,090,530,764
  5. Step 5: Solve for x
    x = 21,018,403,090,530,764/160,272,314.61
  6. Step 6: Final answer
    x = 131,141,820.36

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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.