Home / 163,680,725,705.88-225,876,997,584.28-91,423,845,045.76

Finding the Fourth Proportional to 163,680,725,705.88, 225,876,997,584.28 and 91,423,845,045.76

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Solution

The fourth proportional to 163,680,725,705.88, 225,876,997,584.28 and 91,423,845,045.76 is: 126,163,563,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,680,725,705.88 : 225,876,997,584.28 = 91,423,845,045.76 : x
  2. Step 2: Convert to fraction form
    163,680,725,705.88/225,876,997,584.28 = 91,423,845,045.76/x
  3. Step 3: Cross multiply
    163,680,725,705.88x = 225,876,997,584.28 × 91,423,845,045.76
  4. Step 4: Simplify right side
    163,680,725,705.88x = 20,650,543,626,546,717,917,184
  5. Step 5: Solve for x
    x = 20,650,543,626,546,717,917,184/163,680,725,705.88
  6. Step 6: Final answer
    x = 126,163,563,470.84

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1.5x scale

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.