Home / 281,472,062.40-422,208,093.60-173,976,638.40

Finding the Fourth Proportional to 281,472,062.40, 422,208,093.60 and 173,976,638.40

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Solution

The fourth proportional to 281,472,062.40, 422,208,093.60 and 173,976,638.40 is: 260,964,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,472,062.40 : 422,208,093.60 = 173,976,638.40 : x
  2. Step 2: Convert to fraction form
    281,472,062.40/422,208,093.60 = 173,976,638.40/x
  3. Step 3: Cross multiply
    281,472,062.40x = 422,208,093.60 × 173,976,638.40
  4. Step 4: Simplify right side
    281,472,062.40x = 73,454,344,829,800,560
  5. Step 5: Solve for x
    x = 73,454,344,829,800,560/281,472,062.40
  6. Step 6: Final answer
    x = 260,964,957.60

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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.