Home / 163,680,725,703.88-225,876,997,581.52-91,423,845,043.75

Finding the Fourth Proportional to 163,680,725,703.88, 225,876,997,581.52 and 91,423,845,043.75

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Solution

The fourth proportional to 163,680,725,703.88, 225,876,997,581.52 and 91,423,845,043.75 is: 126,163,563,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,680,725,703.88 : 225,876,997,581.52 = 91,423,845,043.75 : x
  2. Step 2: Convert to fraction form
    163,680,725,703.88/225,876,997,581.52 = 91,423,845,043.75/x
  3. Step 3: Cross multiply
    163,680,725,703.88x = 225,876,997,581.52 × 91,423,845,043.75
  4. Step 4: Simplify right side
    163,680,725,703.88x = 20,650,543,625,840,376,152,064
  5. Step 5: Solve for x
    x = 20,650,543,625,840,376,152,064/163,680,725,703.88
  6. Step 6: Final answer
    x = 126,163,563,468.07

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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.