Home / 83,242,618,943.82-114,874,899,160.32-45,180,833,788.68

Finding the Fourth Proportional to 83,242,618,943.82, 114,874,899,160.32 and 45,180,833,788.68

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Solution

The fourth proportional to 83,242,618,943.82, 114,874,899,160.32 and 45,180,833,788.68 is: 62,349,596,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,242,618,943.82 : 114,874,899,160.32 = 45,180,833,788.68 : x
  2. Step 2: Convert to fraction form
    83,242,618,943.82/114,874,899,160.32 = 45,180,833,788.68/x
  3. Step 3: Cross multiply
    83,242,618,943.82x = 114,874,899,160.32 × 45,180,833,788.68
  4. Step 4: Simplify right side
    83,242,618,943.82x = 5,190,143,725,453,794,344,960
  5. Step 5: Solve for x
    x = 5,190,143,725,453,794,344,960/83,242,618,943.82
  6. Step 6: Final answer
    x = 62,349,596,772.74

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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.