Home / 126,027,513,146.56-173,918,492,132.92-68,155,892,960.93

Finding the Fourth Proportional to 126,027,513,146.56, 173,918,492,132.92 and 68,155,892,960.93

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Solution

The fourth proportional to 126,027,513,146.56, 173,918,492,132.92 and 68,155,892,960.93 is: 94,055,415,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,027,513,146.56 : 173,918,492,132.92 = 68,155,892,960.93 : x
  2. Step 2: Convert to fraction form
    126,027,513,146.56/173,918,492,132.92 = 68,155,892,960.93/x
  3. Step 3: Cross multiply
    126,027,513,146.56x = 173,918,492,132.92 × 68,155,892,960.93
  4. Step 4: Simplify right side
    126,027,513,146.56x = 11,853,570,133,737,642,917,888
  5. Step 5: Solve for x
    x = 11,853,570,133,737,642,917,888/126,027,513,146.56
  6. Step 6: Final answer
    x = 94,055,415,661.13

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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.