Home / 78,953,273.42-108,948,205.37-43,670,319.19

Finding the Fourth Proportional to 78,953,273.42, 108,948,205.37 and 43,670,319.19

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Solution

The fourth proportional to 78,953,273.42, 108,948,205.37 and 43,670,319.19 is: 60,260,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,953,273.42 : 108,948,205.37 = 43,670,319.19 : x
  2. Step 2: Convert to fraction form
    78,953,273.42/108,948,205.37 = 43,670,319.19/x
  3. Step 3: Cross multiply
    78,953,273.42x = 108,948,205.37 × 43,670,319.19
  4. Step 4: Simplify right side
    78,953,273.42x = 4,757,802,903,522,377
  5. Step 5: Solve for x
    x = 4,757,802,903,522,377/78,953,273.42
  6. Step 6: Final answer
    x = 60,260,996.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.