Home / 995,680,009.20-1,493,520,013.80-268,667,554.80

Finding the Fourth Proportional to 995,680,009.20, 1,493,520,013.80 and 268,667,554.80

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Solution

The fourth proportional to 995,680,009.20, 1,493,520,013.80 and 268,667,554.80 is: 403,001,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,680,009.20 : 1,493,520,013.80 = 268,667,554.80 : x
  2. Step 2: Convert to fraction form
    995,680,009.20/1,493,520,013.80 = 268,667,554.80/x
  3. Step 3: Cross multiply
    995,680,009.20x = 1,493,520,013.80 × 268,667,554.80
  4. Step 4: Simplify right side
    995,680,009.20x = 401,260,370,152,508,288
  5. Step 5: Solve for x
    x = 401,260,370,152,508,288/995,680,009.20
  6. Step 6: Final answer
    x = 403,001,332.20

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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.