Home / 122,194,133.68-168,633,957.90-75,799,336

Finding the Fourth Proportional to 122,194,133.68, 168,633,957.90 and 75,799,336

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Solution

The fourth proportional to 122,194,133.68, 168,633,957.90 and 75,799,336 is: 104,606,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,194,133.68 : 168,633,957.90 = 75,799,336 : x
  2. Step 2: Convert to fraction form
    122,194,133.68/168,633,957.90 = 75,799,336/x
  3. Step 3: Cross multiply
    122,194,133.68x = 168,633,957.90 × 75,799,336
  4. Step 4: Simplify right side
    122,194,133.68x = 12,782,342,035,871,954
  5. Step 5: Solve for x
    x = 12,782,342,035,871,954/122,194,133.68
  6. Step 6: Final answer
    x = 104,606,838.73

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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.