Home / 1,435,661,447.40-2,153,492,171.10-1,229,037,186.60

Finding the Fourth Proportional to 1,435,661,447.40, 2,153,492,171.10 and 1,229,037,186.60

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Solution

The fourth proportional to 1,435,661,447.40, 2,153,492,171.10 and 1,229,037,186.60 is: 1,843,555,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,661,447.40 : 2,153,492,171.10 = 1,229,037,186.60 : x
  2. Step 2: Convert to fraction form
    1,435,661,447.40/2,153,492,171.10 = 1,229,037,186.60/x
  3. Step 3: Cross multiply
    1,435,661,447.40x = 2,153,492,171.10 × 1,229,037,186.60
  4. Step 4: Simplify right side
    1,435,661,447.40x = 2,646,721,959,333,869,568
  5. Step 5: Solve for x
    x = 2,646,721,959,333,869,568/1,435,661,447.40
  6. Step 6: Final answer
    x = 1,843,555,779.90

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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.