Home / 169,081,534.80-253,622,302.20-130,770,543.60

Finding the Fourth Proportional to 169,081,534.80, 253,622,302.20 and 130,770,543.60

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Solution

The fourth proportional to 169,081,534.80, 253,622,302.20 and 130,770,543.60 is: 196,155,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,081,534.80 : 253,622,302.20 = 130,770,543.60 : x
  2. Step 2: Convert to fraction form
    169,081,534.80/253,622,302.20 = 130,770,543.60/x
  3. Step 3: Cross multiply
    169,081,534.80x = 253,622,302.20 × 130,770,543.60
  4. Step 4: Simplify right side
    169,081,534.80x = 33,166,326,327,777,472
  5. Step 5: Solve for x
    x = 33,166,326,327,777,472/169,081,534.80
  6. Step 6: Final answer
    x = 196,155,815.40

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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.