Home / 65,880,640,698.66-90,917,201,975.24-37,333,346,733.09

Finding the Fourth Proportional to 65,880,640,698.66, 90,917,201,975.24 and 37,333,346,733.09

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Solution

The fourth proportional to 65,880,640,698.66, 90,917,201,975.24 and 37,333,346,733.09 is: 51,521,105,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,880,640,698.66 : 90,917,201,975.24 = 37,333,346,733.09 : x
  2. Step 2: Convert to fraction form
    65,880,640,698.66/90,917,201,975.24 = 37,333,346,733.09/x
  3. Step 3: Cross multiply
    65,880,640,698.66x = 90,917,201,975.24 × 37,333,346,733.09
  4. Step 4: Simplify right side
    65,880,640,698.66x = 3,394,243,425,343,823,151,104
  5. Step 5: Solve for x
    x = 3,394,243,425,343,823,151,104/65,880,640,698.66
  6. Step 6: Final answer
    x = 51,521,105,279.91

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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.