Home / 134,672,006.97-185,847,258.20-72,792,345.33

Finding the Fourth Proportional to 134,672,006.97, 185,847,258.20 and 72,792,345.33

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Solution

The fourth proportional to 134,672,006.97, 185,847,258.20 and 72,792,345.33 is: 100,453,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,672,006.97 : 185,847,258.20 = 72,792,345.33 : x
  2. Step 2: Convert to fraction form
    134,672,006.97/185,847,258.20 = 72,792,345.33/x
  3. Step 3: Cross multiply
    134,672,006.97x = 185,847,258.20 × 72,792,345.33
  4. Step 4: Simplify right side
    134,672,006.97x = 13,528,257,797,164,112
  5. Step 5: Solve for x
    x = 13,528,257,797,164,112/134,672,006.97
  6. Step 6: Final answer
    x = 100,453,376.33

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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.