Home / 155,993,910.40-233,990,865.60-110,644,278.40

Finding the Fourth Proportional to 155,993,910.40, 233,990,865.60 and 110,644,278.40

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Solution

The fourth proportional to 155,993,910.40, 233,990,865.60 and 110,644,278.40 is: 165,966,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,993,910.40 : 233,990,865.60 = 110,644,278.40 : x
  2. Step 2: Convert to fraction form
    155,993,910.40/233,990,865.60 = 110,644,278.40/x
  3. Step 3: Cross multiply
    155,993,910.40x = 233,990,865.60 × 110,644,278.40
  4. Step 4: Simplify right side
    155,993,910.40x = 25,889,750,476,503,384
  5. Step 5: Solve for x
    x = 25,889,750,476,503,384/155,993,910.40
  6. Step 6: Final answer
    x = 165,966,417.60

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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.