Home / 118,593,653.45-163,660,913.17-68,330,092.84

Finding the Fourth Proportional to 118,593,653.45, 163,660,913.17 and 68,330,092.84

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Solution

The fourth proportional to 118,593,653.45, 163,660,913.17 and 68,330,092.84 is: 94,296,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,593,653.45 : 163,660,913.17 = 68,330,092.84 : x
  2. Step 2: Convert to fraction form
    118,593,653.45/163,660,913.17 = 68,330,092.84/x
  3. Step 3: Cross multiply
    118,593,653.45x = 163,660,913.17 × 68,330,092.84
  4. Step 4: Simplify right side
    118,593,653.45x = 11,182,965,390,605,302
  5. Step 5: Solve for x
    x = 11,182,965,390,605,302/118,593,653.45
  6. Step 6: Final answer
    x = 94,296,491.13

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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.