Home / 173,033,305,329.60-259,343,333,733.60-72,303,978,189.60

Finding the Fourth Proportional to 173,033,305,329.60, 259,343,333,733.60 and 72,303,978,189.60

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Solution

The fourth proportional to 173,033,305,329.60, 259,343,333,733.60 and 72,303,978,189.60 is: 108,369,626,934.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,033,305,329.60 : 259,343,333,733.60 = 72,303,978,189.60 : x
  2. Step 2: Convert to fraction form
    173,033,305,329.60/259,343,333,733.60 = 72,303,978,189.60/x
  3. Step 3: Cross multiply
    173,033,305,329.60x = 259,343,333,733.60 × 72,303,978,189.60
  4. Step 4: Simplify right side
    173,033,305,329.60x = 18,751,554,745,892,371,169,280
  5. Step 5: Solve for x
    x = 18,751,554,745,892,371,169,280/173,033,305,329.60
  6. Step 6: Final answer
    x = 108,369,626,934.96

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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.