Home / 177,570,010.80-266,355,016.20-163,965,121.20

Finding the Fourth Proportional to 177,570,010.80, 266,355,016.20 and 163,965,121.20

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Solution

The fourth proportional to 177,570,010.80, 266,355,016.20 and 163,965,121.20 is: 245,947,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,570,010.80 : 266,355,016.20 = 163,965,121.20 : x
  2. Step 2: Convert to fraction form
    177,570,010.80/266,355,016.20 = 163,965,121.20/x
  3. Step 3: Cross multiply
    177,570,010.80x = 266,355,016.20 × 163,965,121.20
  4. Step 4: Simplify right side
    177,570,010.80x = 43,672,932,513,460,960
  5. Step 5: Solve for x
    x = 43,672,932,513,460,960/177,570,010.80
  6. Step 6: Final answer
    x = 245,947,681.80

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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.