Home / 85,525,866.90-118,042,842.69-50,737,866.90

Finding the Fourth Proportional to 85,525,866.90, 118,042,842.69 and 50,737,866.90

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Solution

The fourth proportional to 85,525,866.90, 118,042,842.69 and 50,737,866.90 is: 70,028,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,525,866.90 : 118,042,842.69 = 50,737,866.90 : x
  2. Step 2: Convert to fraction form
    85,525,866.90/118,042,842.69 = 50,737,866.90/x
  3. Step 3: Cross multiply
    85,525,866.90x = 118,042,842.69 × 50,737,866.90
  4. Step 4: Simplify right side
    85,525,866.90x = 5,989,242,040,902,858
  5. Step 5: Solve for x
    x = 5,989,242,040,902,858/85,525,866.90
  6. Step 6: Final answer
    x = 70,028,428.33

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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.