Home / 126,027,513,161.73-173,918,492,153.51-68,155,892,975.97

Finding the Fourth Proportional to 126,027,513,161.73, 173,918,492,153.51 and 68,155,892,975.97

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Solution

The fourth proportional to 126,027,513,161.73, 173,918,492,153.51 and 68,155,892,975.97 is: 94,055,415,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,027,513,161.73 : 173,918,492,153.51 = 68,155,892,975.97 : x
  2. Step 2: Convert to fraction form
    126,027,513,161.73/173,918,492,153.51 = 68,155,892,975.97/x
  3. Step 3: Cross multiply
    126,027,513,161.73x = 173,918,492,153.51 × 68,155,892,975.97
  4. Step 4: Simplify right side
    126,027,513,161.73x = 11,853,570,137,756,706,799,616
  5. Step 5: Solve for x
    x = 11,853,570,137,756,706,799,616/126,027,513,161.73
  6. Step 6: Final answer
    x = 94,055,415,681.69

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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.