Home / 169,056,043.20-253,678,543.20-71,995,233.60

Finding the Fourth Proportional to 169,056,043.20, 253,678,543.20 and 71,995,233.60

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Solution

The fourth proportional to 169,056,043.20, 253,678,543.20 and 71,995,233.60 is: 108,033,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,056,043.20 : 253,678,543.20 = 71,995,233.60 : x
  2. Step 2: Convert to fraction form
    169,056,043.20/253,678,543.20 = 71,995,233.60/x
  3. Step 3: Cross multiply
    169,056,043.20x = 253,678,543.20 × 71,995,233.60
  4. Step 4: Simplify right side
    169,056,043.20x = 18,263,645,976,991,688
  5. Step 5: Solve for x
    x = 18,263,645,976,991,688/169,056,043.20
  6. Step 6: Final answer
    x = 108,033,085.55

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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.