Home / 173,840,257,981.20-260,760,386,971.80-168,942,497,725.20

Finding the Fourth Proportional to 173,840,257,981.20, 260,760,386,971.80 and 168,942,497,725.20

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Solution

The fourth proportional to 173,840,257,981.20, 260,760,386,971.80 and 168,942,497,725.20 is: 253,413,746,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,257,981.20 : 260,760,386,971.80 = 168,942,497,725.20 : x
  2. Step 2: Convert to fraction form
    173,840,257,981.20/260,760,386,971.80 = 168,942,497,725.20/x
  3. Step 3: Cross multiply
    173,840,257,981.20x = 260,760,386,971.80 × 168,942,497,725.20
  4. Step 4: Simplify right side
    173,840,257,981.20x = 44,053,511,082,805,594,947,584
  5. Step 5: Solve for x
    x = 44,053,511,082,805,594,947,584/173,840,257,981.20
  6. Step 6: Final answer
    x = 253,413,746,587.80

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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.