Home / 84,056,543.40-126,084,815.10-29,530,696.80

Finding the Fourth Proportional to 84,056,543.40, 126,084,815.10 and 29,530,696.80

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Solution

The fourth proportional to 84,056,543.40, 126,084,815.10 and 29,530,696.80 is: 44,296,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,056,543.40 : 126,084,815.10 = 29,530,696.80 : x
  2. Step 2: Convert to fraction form
    84,056,543.40/126,084,815.10 = 29,530,696.80/x
  3. Step 3: Cross multiply
    84,056,543.40x = 126,084,815.10 × 29,530,696.80
  4. Step 4: Simplify right side
    84,056,543.40x = 3,723,372,445,802,161.50
  5. Step 5: Solve for x
    x = 3,723,372,445,802,161.50/84,056,543.40
  6. Step 6: Final answer
    x = 44,296,045.20

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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.