Home / 195,070,813.97-268,937,310.16-154,969,862.93

Finding the Fourth Proportional to 195,070,813.97, 268,937,310.16 and 154,969,862.93

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Solution

The fourth proportional to 195,070,813.97, 268,937,310.16 and 154,969,862.93 is: 213,651,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,070,813.97 : 268,937,310.16 = 154,969,862.93 : x
  2. Step 2: Convert to fraction form
    195,070,813.97/268,937,310.16 = 154,969,862.93/x
  3. Step 3: Cross multiply
    195,070,813.97x = 268,937,310.16 × 154,969,862.93
  4. Step 4: Simplify right side
    195,070,813.97x = 41,677,178,092,258,104
  5. Step 5: Solve for x
    x = 41,677,178,092,258,104/195,070,813.97
  6. Step 6: Final answer
    x = 213,651,531.18

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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.