Home / 206,569,751.40-285,044,584.64-117,233,246.60

Finding the Fourth Proportional to 206,569,751.40, 285,044,584.64 and 117,233,246.60

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Solution

The fourth proportional to 206,569,751.40, 285,044,584.64 and 117,233,246.60 is: 161,769,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,569,751.40 : 285,044,584.64 = 117,233,246.60 : x
  2. Step 2: Convert to fraction form
    206,569,751.40/285,044,584.64 = 117,233,246.60/x
  3. Step 3: Cross multiply
    206,569,751.40x = 285,044,584.64 × 117,233,246.60
  4. Step 4: Simplify right side
    206,569,751.40x = 33,416,702,083,095,688
  5. Step 5: Solve for x
    x = 33,416,702,083,095,688/206,569,751.40
  6. Step 6: Final answer
    x = 161,769,580.77

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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.