Home / 1,251,104,612.80-1,876,656,919.20-1,154,358,731.20

Finding the Fourth Proportional to 1,251,104,612.80, 1,876,656,919.20 and 1,154,358,731.20

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Solution

The fourth proportional to 1,251,104,612.80, 1,876,656,919.20 and 1,154,358,731.20 is: 1,731,538,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,104,612.80 : 1,876,656,919.20 = 1,154,358,731.20 : x
  2. Step 2: Convert to fraction form
    1,251,104,612.80/1,876,656,919.20 = 1,154,358,731.20/x
  3. Step 3: Cross multiply
    1,251,104,612.80x = 1,876,656,919.20 × 1,154,358,731.20
  4. Step 4: Simplify right side
    1,251,104,612.80x = 2,166,335,300,145,413,120
  5. Step 5: Solve for x
    x = 2,166,335,300,145,413,120/1,251,104,612.80
  6. Step 6: Final answer
    x = 1,731,538,096.80

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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.