Home / 219,274,282.71-328,911,984.79-55,512,056.78

Finding the Fourth Proportional to 219,274,282.71, 328,911,984.79 and 55,512,056.78

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Solution

The fourth proportional to 219,274,282.71, 328,911,984.79 and 55,512,056.78 is: 83,268,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,274,282.71 : 328,911,984.79 = 55,512,056.78 : x
  2. Step 2: Convert to fraction form
    219,274,282.71/328,911,984.79 = 55,512,056.78/x
  3. Step 3: Cross multiply
    219,274,282.71x = 328,911,984.79 × 55,512,056.78
  4. Step 4: Simplify right side
    219,274,282.71x = 18,258,580,776,585,188
  5. Step 5: Solve for x
    x = 18,258,580,776,585,188/219,274,282.71
  6. Step 6: Final answer
    x = 83,268,227.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.