Home / 111,016,259.97-153,204,252.62-60,779,640.39

Finding the Fourth Proportional to 111,016,259.97, 153,204,252.62 and 60,779,640.39

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Solution

The fourth proportional to 111,016,259.97, 153,204,252.62 and 60,779,640.39 is: 83,876,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,016,259.97 : 153,204,252.62 = 60,779,640.39 : x
  2. Step 2: Convert to fraction form
    111,016,259.97/153,204,252.62 = 60,779,640.39/x
  3. Step 3: Cross multiply
    111,016,259.97x = 153,204,252.62 × 60,779,640.39
  4. Step 4: Simplify right side
    111,016,259.97x = 9,311,699,380,462,316
  5. Step 5: Solve for x
    x = 9,311,699,380,462,316/111,016,259.97
  6. Step 6: Final answer
    x = 83,876,896.80

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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.