Home / 85,832,244.54-118,760,400.93-74,841,896.40

Finding the Fourth Proportional to 85,832,244.54, 118,760,400.93 and 74,841,896.40

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Solution

The fourth proportional to 85,832,244.54, 118,760,400.93 and 74,841,896.40 is: 103,553,782.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,832,244.54 : 118,760,400.93 = 74,841,896.40 : x
  2. Step 2: Convert to fraction form
    85,832,244.54/118,760,400.93 = 74,841,896.40/x
  3. Step 3: Cross multiply
    85,832,244.54x = 118,760,400.93 × 74,841,896.40
  4. Step 4: Simplify right side
    85,832,244.54x = 8,888,253,622,825,525
  5. Step 5: Solve for x
    x = 8,888,253,622,825,525/85,832,244.54
  6. Step 6: Final answer
    x = 103,553,782.97

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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.