Home / 163,214,999.20-244,822,498.80-153,861,637.60

Finding the Fourth Proportional to 163,214,999.20, 244,822,498.80 and 153,861,637.60

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Solution

The fourth proportional to 163,214,999.20, 244,822,498.80 and 153,861,637.60 is: 230,792,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,214,999.20 : 244,822,498.80 = 153,861,637.60 : x
  2. Step 2: Convert to fraction form
    163,214,999.20/244,822,498.80 = 153,861,637.60/x
  3. Step 3: Cross multiply
    163,214,999.20x = 244,822,498.80 × 153,861,637.60
  4. Step 4: Simplify right side
    163,214,999.20x = 37,668,790,586,692,032
  5. Step 5: Solve for x
    x = 37,668,790,586,692,032/163,214,999.20
  6. Step 6: Final answer
    x = 230,792,456.40

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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.