Home / 108,206,051.04-161,925,936.48-67,284,760.32

Finding the Fourth Proportional to 108,206,051.04, 161,925,936.48 and 67,284,760.32

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Solution

The fourth proportional to 108,206,051.04, 161,925,936.48 and 67,284,760.32 is: 100,688,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,206,051.04 : 161,925,936.48 = 67,284,760.32 : x
  2. Step 2: Convert to fraction form
    108,206,051.04/161,925,936.48 = 67,284,760.32/x
  3. Step 3: Cross multiply
    108,206,051.04x = 161,925,936.48 × 67,284,760.32
  4. Step 4: Simplify right side
    108,206,051.04x = 10,895,147,825,648,342
  5. Step 5: Solve for x
    x = 10,895,147,825,648,342/108,206,051.04
  6. Step 6: Final answer
    x = 100,688,896.05

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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.