Home / 2,778,173,364.78-3,833,882,923.38-1,508,013,523.80

Finding the Fourth Proportional to 2,778,173,364.78, 3,833,882,923.38 and 1,508,013,523.80

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Solution

The fourth proportional to 2,778,173,364.78, 3,833,882,923.38 and 1,508,013,523.80 is: 2,081,060,660.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,173,364.78 : 3,833,882,923.38 = 1,508,013,523.80 : x
  2. Step 2: Convert to fraction form
    2,778,173,364.78/3,833,882,923.38 = 1,508,013,523.80/x
  3. Step 3: Cross multiply
    2,778,173,364.78x = 3,833,882,923.38 × 1,508,013,523.80
  4. Step 4: Simplify right side
    2,778,173,364.78x = 5,781,547,297,122,919,424
  5. Step 5: Solve for x
    x = 5,781,547,297,122,919,424/2,778,173,364.78
  6. Step 6: Final answer
    x = 2,081,060,660.37

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Double scale
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1.5x scale

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.