Home / 1,851,926,807.10-2,555,661,793.56-1,005,154,433.58

Finding the Fourth Proportional to 1,851,926,807.10, 2,555,661,793.56 and 1,005,154,433.58

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Solution

The fourth proportional to 1,851,926,807.10, 2,555,661,793.56 and 1,005,154,433.58 is: 1,387,114,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,926,807.10 : 2,555,661,793.56 = 1,005,154,433.58 : x
  2. Step 2: Convert to fraction form
    1,851,926,807.10/2,555,661,793.56 = 1,005,154,433.58/x
  3. Step 3: Cross multiply
    1,851,926,807.10x = 2,555,661,793.56 × 1,005,154,433.58
  4. Step 4: Simplify right side
    1,851,926,807.10x = 2,568,834,782,527,848,960
  5. Step 5: Solve for x
    x = 2,568,834,782,527,848,960/1,851,926,807.10
  6. Step 6: Final answer
    x = 1,387,114,637.94

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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.