Home / 2,115,072,043.20-3,172,608,064.80-1,462,037,342.40

Finding the Fourth Proportional to 2,115,072,043.20, 3,172,608,064.80 and 1,462,037,342.40

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Solution

The fourth proportional to 2,115,072,043.20, 3,172,608,064.80 and 1,462,037,342.40 is: 2,193,056,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,072,043.20 : 3,172,608,064.80 = 1,462,037,342.40 : x
  2. Step 2: Convert to fraction form
    2,115,072,043.20/3,172,608,064.80 = 1,462,037,342.40/x
  3. Step 3: Cross multiply
    2,115,072,043.20x = 3,172,608,064.80 × 1,462,037,342.40
  4. Step 4: Simplify right side
    2,115,072,043.20x = 4,638,471,463,536,999,424
  5. Step 5: Solve for x
    x = 4,638,471,463,536,999,424/2,115,072,043.20
  6. Step 6: Final answer
    x = 2,193,056,013.60

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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.