Home / 65,880,640,696.79-90,917,201,972.64-37,333,346,731.22

Finding the Fourth Proportional to 65,880,640,696.79, 90,917,201,972.64 and 37,333,346,731.22

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Solution

The fourth proportional to 65,880,640,696.79, 90,917,201,972.64 and 37,333,346,731.22 is: 51,521,105,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,880,640,696.79 : 90,917,201,972.64 = 37,333,346,731.22 : x
  2. Step 2: Convert to fraction form
    65,880,640,696.79/90,917,201,972.64 = 37,333,346,731.22/x
  3. Step 3: Cross multiply
    65,880,640,696.79x = 90,917,201,972.64 × 37,333,346,731.22
  4. Step 4: Simplify right side
    65,880,640,696.79x = 3,394,243,425,077,109,981,184
  5. Step 5: Solve for x
    x = 3,394,243,425,077,109,981,184/65,880,640,696.79
  6. Step 6: Final answer
    x = 51,521,105,277.33

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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.