Home / 73,293,721.60-109,940,582.40-51,794,636.80

Finding the Fourth Proportional to 73,293,721.60, 109,940,582.40 and 51,794,636.80

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Solution

The fourth proportional to 73,293,721.60, 109,940,582.40 and 51,794,636.80 is: 77,691,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,293,721.60 : 109,940,582.40 = 51,794,636.80 : x
  2. Step 2: Convert to fraction form
    73,293,721.60/109,940,582.40 = 51,794,636.80/x
  3. Step 3: Cross multiply
    73,293,721.60x = 109,940,582.40 × 51,794,636.80
  4. Step 4: Simplify right side
    73,293,721.60x = 5,694,332,534,988,472
  5. Step 5: Solve for x
    x = 5,694,332,534,988,472/73,293,721.60
  6. Step 6: Final answer
    x = 77,691,955.20

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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.