Home / 77,997,696.96-107,636,755.44-43,190,386.80

Finding the Fourth Proportional to 77,997,696.96, 107,636,755.44 and 43,190,386.80

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Solution

The fourth proportional to 77,997,696.96, 107,636,755.44 and 43,190,386.80 is: 59,602,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,997,696.96 : 107,636,755.44 = 43,190,386.80 : x
  2. Step 2: Convert to fraction form
    77,997,696.96/107,636,755.44 = 43,190,386.80/x
  3. Step 3: Cross multiply
    77,997,696.96x = 107,636,755.44 × 43,190,386.80
  4. Step 4: Simplify right side
    77,997,696.96x = 4,648,873,101,350,604
  5. Step 5: Solve for x
    x = 4,648,873,101,350,604/77,997,696.96
  6. Step 6: Final answer
    x = 59,602,697.04

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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.